**CAPTAIN ELECHI AMADI RECRUITMENT 2022 question and answer test**

CAPTAIN ELECHI AMADI POLYTECHNIC RECRUITMENT 2022

**Questions**

**01:22**

**Attempt All Questions**

Question 1

Express 160 as a product of prime factors..

2^{2} ´ 5

2^{4} ´ 5

2 ´ 5

2^{5} ´ 5

Question 2

Simplify 3x – (x + 3)..

4x + 3

2x + 3

4x – 3

2x – 3

PORT HARCOURT EMPLOYEE RECRUITMENT FOR THE POSITION OF CAPTAIN ELECHI AMADI POLYTECHNIC RUMUOLA IN 2022

Question 3

Express 18 ´ 38 ´ 58 as a product of prime factors..

2^{2} ´ 3^{2} ´ 19 ´ 29

2^{2} ´ 3^{2} ´ 29

2^{2} ´ 3^{2} ´ 19

2^{3} ´ 3^{2} ´ 19 ´ 29

Question 4

11, 214, 000, 210 in words is written as _______..

eleven billion, two hundred and fourteen thousand, two hundred and ten

eleven billion, two hundred and fourteen million, two hundred and ten thousand

eleven billion, two hundred and forty million, two hundred and ten

eleven billion, two hundred and fourteen million, two hundred and ten

Question 5

Find the common factors of 12, 18, 96..

1, 2, 3

1, 2, 3, 6

1, 2, 3, 4

1, 2, 3, 4, 6

Question 6

If p = 7, q = 5, r = 3, find the value of p^{2} + q^{2} – r^{2}..

49

9

25

65

Question 7

A car had 21^{3}/_{10}*l* of oil in its tank. After travelling for a few hours, the tank had 13^{4}/_{5}*l* left. When the car reached its destination, the driver found he had used up a further 9^{1}/_{2}*l* of oil. How much oil was left at the end of the journey?.

2*l*

4^{3}/_{10}*l*

4^{1}/_{10}*l*

3^{3}/_{10}*l*

Question 8

What does the digit 6 in 560 134 000 071 stands for?.

Billions

Hundred billions

Hundred millions

Ten billions

Question 9

Simplify 4h + (3 – 2h)..

3 – 2h

6h – 3

3 + 6h

2h + 3

Question 10

Find the common factors of 18, 24, 56..

1, 2, 4, 6

1, 2

1, 2, 3, 6

1, 2, 3, 4

Question 11

Simplify 4^{1}⁄_{6} – 1^{1}⁄_{5} – ^{1}⁄_{3}..

3^{19}⁄_{30}

2^{7}⁄_{10}

2^{19}⁄_{30}

3^{7}⁄_{10}

Question 12

Find the common factors of 12, 18, 96..

1, 2, 3

1, 2, 3, 4, 6

1, 2, 3, 6

1, 2, 3, 4

Question 13

Write 324 as a product of 2 factors..

19 ´ 36

12 ´ 22

6 ´ 54

4 ´ 80

Question 14

Simplify 10^{5}⁄_{6} – 3^{3}⁄_{4} – 5^{1}⁄_{2}..

1^{7}⁄_{12}

2^{7}⁄_{12}

1^{5}⁄_{12}

2^{1}⁄_{12}

Question 15

Arrange ^{3}⁄_{5}, ^{5}⁄_{6}, ^{3}⁄_{4}, ^{2}⁄_{7} in ascending order..

^{2}⁄_{7}, ^{5}⁄_{6}, ^{3}⁄_{4}, ^{3}⁄_{5}

^{2}⁄_{7}, ^{3}⁄_{4}, ^{5}⁄_{6}, ^{3}⁄_{5}

^{2}⁄_{7}, ^{3}⁄_{5}, ^{3}⁄_{4}, ^{5}⁄_{6}

^{3}⁄_{5}, ^{5}⁄_{6}, ^{3}⁄_{4}, ^{2}⁄_{7}

Question 16

703, 215 people attended a 7-day concert last week. It was found that 420, 388 people were below thirty years old. How many people were of the other ages?.

1, 213, 603

1, 123, 603

228, 827

282, 827

Question 17

A man had a 4-week long holiday. He spent ^{3}/_{7} of it at home, and ^{3}/_{5} of it at a seaside hotel. How much time did he spend at home?.

16 days

12 days

28 days

13 days

Question 18

Simplify 1^{2}⁄_{3} ´ 1^{5}⁄_{8}..

2^{7}⁄_{24}

3^{17}⁄_{24}

1^{17}⁄_{24}

2^{17}⁄_{24}

Question 19

Find the L.C.M. of 18, 30 and 48..

2^{4} ´ 3 ´ 5

2^{3} ´ 3^{2} ´ 5

2 ´ 3^{2} ´ 5

2^{4} ´ 3^{2} ´ 5

Question 20

Tarela bought 20 m of string. She gave ^{2}⁄_{5} of it to Omeiza. Omeiza gave ^{3}⁄_{4} of what he got from Tarela to Martha. How long was Martha’s string?.

10 m

9 m

8 m

6 m

**Questions**

**04:55**

**Attempt All Questions**

Question 1

735 215 people attended a 7-day concert last week. It was found that 420 388 people were below thirty years old. What was the number of pepole who were of the other age group?.

314 837

314 827

314 287

1 155 603

Question 2

Simplify 5c – (2 – 3c)..

8c + 2

2c + 2

2c – 2

8c – 2

Question 3

Simplify 5^{1}⁄_{2} + 6^{1}⁄_{2} + 2^{7}⁄_{10}..

14^{7}⁄_{10}

14^{1}⁄_{10}

13^{7}⁄_{10}

13^{17}⁄_{10}

Question 4

The L. C. M. of two numbers is 144. Express 144 in index form..

2^{4} ´ 3^{2}

2^{2} ´ 3^{2}

2^{3} ´ 3^{2}

2^{3} ´ 3^{3}

Question 5

Simplify 1^{2}⁄_{3} ´ 1^{5}⁄_{8}..

1^{17}⁄_{24}

2^{7}⁄_{24}

3^{17}⁄_{24}

2^{17}⁄_{24}

Question 6

Subtract a + b from 3a – 4b. Write an algebraic expression..

2a – 3b

2a – 5b

2a + 5b

4a – 3b

Question 7

An egg tray has 36 depressions. If there are 5, 374 eggs, find the number of egg trays that are completely filled..

146

149

159

139

Question 8

Find the difference between 4, 000, 000 and 291, 325..

3, 708, 657

3, 078, 675

3, 708, 625

3, 708, 675

Question 9

Five hundred billion and sixty-four thousand in figures is written as _______..

500, 000, 064 000

500, 000, 640, 000

500, 064, 000

500, 064, 000, 000

Question 10

The factors of 105 are ________..

3, 5, 21, 25

3, 5, 7, 15, 21, 35

3, 5, 7, 23

3, 5, 7, 15

Question 11

Simplify 1^{1}⁄_{3} + ^{13}⁄_{5} – ^{3}⁄_{4}..

3^{11}⁄_{60}

3^{11}⁄_{30}

1^{11}⁄_{60}

2^{11}⁄_{60}

Question 12

An aeroplane was flying at a height of 200, 680 cm. In order to avoid a mountain, it had to fly a further height of 220, 089 cm. It then descended by 303, 694 cm and flew for some time before it ascended by 200 500 cm to avoid a thunderstorm. How high is it flying now?.

317, 557

523, 963

924, 963

317, 575

Question 13

The sum of two consecutive even numbers is 54. Find the numbers..

16, 32

14, 28

18, 36

9, 36

Question 14

Simplify 2^{5}⁄_{8} ¸ 3^{3}⁄_{4}..

1^{3}⁄_{7}

9^{27}⁄_{32}

^{7}⁄_{12}

^{7}⁄_{10}

Question 15

Express 640 as a product of prime factors..

2^{4} ´ 5

2^{7} ´ 5

2^{6} ´ 5

2^{5} ´ 5

Question 16

Arrange ^{5}⁄_{6}, ^{2}⁄_{3}, ^{1}⁄_{3}, ^{1}⁄_{9} in descending order..

^{1}⁄_{3}, ^{2}⁄_{3}, ^{5}⁄_{6}, ^{1}⁄_{9}

^{5}⁄_{6}, ^{2}⁄_{3}, ^{1}⁄_{3}, ^{1}⁄_{9}

^{5}⁄_{6}, ^{2}⁄_{3}, ^{1}⁄_{9}, ^{1}⁄_{3}

^{1}⁄_{9}, ^{1}⁄_{3}, ^{2}⁄_{3}, ^{5}⁄_{6}

Question 17

Five hundred billion and sixty-four thousand in figures is written as _______..

500, 064, 000

500, 000, 064 000

500, 000, 640, 000

500, 064, 000, 000

Question 18

The difference between 121 729 and another number is 49 007. What is the number?.

170 736

72 722

49 007

170 376

Question 19

Find the L.C.M. of 5^{2} ´ 2 ´ 3, 7^{2} ´ 2 ´ 3..

2 ´ 3 ´ 5^{2} ´ 7^{2}

2 ´ 3 ´ 5^{2} ´ 7

2^{2} ´ 3^{2} ´ 5^{2} ´ 7^{2}

2 ´ 3 ´ 5 ´ 7^{2}

Question 20

Arrange ^{5}⁄_{6}, ^{2}⁄_{3}, ^{1}⁄_{3}, ^{1}⁄_{9} in descending order..

^{5}⁄_{6}, ^{2}⁄_{3}, ^{1}⁄_{3}, ^{1}⁄_{9}

^{1}⁄_{3}, ^{2}⁄_{3}, ^{5}⁄_{6}, ^{1}⁄_{9}

^{5}⁄_{6}, ^{2}⁄_{3}, ^{1}⁄_{9}, ^{1}⁄_{3}

^{1}⁄_{9}, ^{1}⁄_{3}, ^{2}⁄_{3}, ^{5}⁄_{6}

**Questions**

**04:55**

**Attempt All Questions**

Question 1

Simplify 5c – (2 – 3c)..

2c – 2

8c – 2

8c + 2

2c + 2

Question 2

The difference between 121 729 and another number is 49 007. What is the number?.

72 722

170 376

170 736

49 007

Question 3

The factors of 105 are ________..

3, 5, 21, 25

3, 5, 7, 15, 21, 35

3, 5, 7, 15

3, 5, 7, 23

Question 4

Simplify 1^{2}⁄_{3} ´ 1^{5}⁄_{8}..

2^{17}⁄_{24}

3^{17}⁄_{24}

2^{7}⁄_{24}

1^{17}⁄_{24}

Question 5

Simplify 3^{1}⁄_{2} ¸ 2^{2}⁄_{5} ¸ 1^{5}⁄_{16}..

^{9}⁄_{10}

1^{2}⁄_{9}

6^{2}⁄_{5}

1^{1}⁄_{9}

Question 6

Simplify 10^{5}⁄_{6} – 3^{3}⁄_{4} – 5^{1}⁄_{2}..

2^{1}⁄_{12}

1^{5}⁄_{12}

2^{7}⁄_{12}

1^{7}⁄_{12}

Question 7

Arrange ^{5}⁄_{6}, ^{2}⁄_{3}, ^{1}⁄_{3}, ^{1}⁄_{9} in descending order..

^{5}⁄_{6}, ^{2}⁄_{3}, ^{1}⁄_{3}, ^{1}⁄_{9}

^{1}⁄_{3}, ^{2}⁄_{3}, ^{5}⁄_{6}, ^{1}⁄_{9}

^{1}⁄_{9}, ^{1}⁄_{3}, ^{2}⁄_{3}, ^{5}⁄_{6}

^{5}⁄_{6}, ^{2}⁄_{3}, ^{1}⁄_{9}, ^{1}⁄_{3}

Question 8

Five hundred billion and sixty-four thousand in figures is written as _______..

500, 000, 640, 000

500, 064, 000, 000

500, 000, 064 000

500, 064, 000

Question 9

Express 5 ´ 6 ´ 8 as a product of prime factors..

2^{4} ´ 5

2 ´ 3 ´ 5

2^{3} ´ 3 ´ 5

2^{4} ´ 3 ´ 5

Question 10

Simplify 1^{1}⁄_{3} + ^{13}⁄_{5} – ^{3}⁄_{4}..

3^{11}⁄_{30}

2^{11}⁄_{60}

3^{11}⁄_{60}

1^{11}⁄_{60}

Question 11

Subtract the product of 3 and 2 – m from the product of 2 and m – 1. Write an algebraic expression..

8 – 5m

m – 8

5m – 8

8 – m

Question 12

A rubber sheet measures 23 mm in thickness. What is the total thickness if there are 78 such sheets?.

1974

1794

1716

1560

Question 13

A car travels 1 092 km in 21 days. What is the average distance travelled in a day?.

25 km

22 392 km

52 km

22 932 km

Question 14

Simplify 5^{1}⁄_{2} + 6^{1}⁄_{2} + 2^{7}⁄_{10}..

14^{7}⁄_{10}

13^{7}⁄_{10}

14^{1}⁄_{10}

13^{17}⁄_{10}

Question 15

Find the difference between 4, 000, 000 and 291, 325..

3, 708, 657

3, 708, 625

3, 708, 675

3, 078, 675

Question 16

23, 913, 004 in words is written as _______..

twenty-three million, nine hundred and thirteen thousand and four

twenty-three billion, nine hundred and thirteen thousand and four

two hundred three million, nine hundred and thirteen thousand and four

twenty-three million, nine hundred and thirty thousand and four

Question 17

Simplify 2^{5}⁄_{8} ¸ 3^{3}⁄_{4}..

1^{3}⁄_{7}

^{7}⁄_{12}

9^{27}⁄_{32}

^{7}⁄_{10}

Question 18

The L. C. M. of two numbers is 144. Express 144 in index form..

2^{2} ´ 3^{2}

2^{4} ´ 3^{2}

2^{3} ´ 3^{2}

2^{3} ´ 3^{3}

Question 19

A father is four times as old as the son now. If the sum of their ages ten years ago was 60, find their present ages..

64, 16

36, 9

32, 8

56, 14

Question 20

An aeroplane was flying at a height of 200, 680 cm. In order to avoid a mountain, it had to fly a further height of 220, 089 cm. It then descended by 303, 694 cm and flew for some time before it ascended by 200 500 cm to avoid a thunderstorm. How high is it flying now?.

317, 557

317, 575

924, 963

523, 963

**Questions**

**04:51**

**Attempt All Questions**

Question 1

If each lesson period is ^{2}⁄_{3} of an hour long, how many periods are there in 4^{2}⁄_{3} h?.

8

7

6

5

Question 2

What does the digit 6 in 560 134 000 071 stands for?.

Ten billions

Billions

Hundred millions

Hundred billions

Question 3

The prime factors of 81 are ________..

7, 9

3, 9

3, 27

3

Question 4

Identify the digit in the hundred millions′ place in the number 908 371 203..

9

0

3

8

Question 5

Simplify 3x – (x + 3)..

2x – 3

2x + 3

4x – 3

4x + 3

Question 6

How many times can I cut a string 15 cm long from a ball of string 11 m 70 cm long?.

17 550 times

70 times

78 times

1 750 times

Question 7

Write 324 as a product of 2 factors..

4 ´ 80

6 ´ 54

12 ´ 22

19 ´ 36

Question 8

Write 810 as a product of 2 factors..

9 ´ 90

38 ´ 21

27 ´ 25

81 ´ 9

Question 9

Find the common factors of 12, 18, 96..

1, 2, 3, 6

1, 2, 3

1, 2, 3, 4

1, 2, 3, 4, 6

Question 10

Arrange ^{12}⁄_{25}, ^{4}⁄_{5}, ^{7}⁄_{10}, ^{3}⁄_{20} in descending order..

^{12}⁄_{25}, ^{4}⁄_{5}, ^{7}⁄_{10}, ^{3}⁄_{20}

^{4}⁄_{5}, ^{7}⁄_{10}, ^{3}⁄_{20}, ^{12}⁄_{25}

^{4}⁄_{5}, ^{7}⁄_{10}, ^{12}⁄_{25}, ^{3}⁄_{20}

^{3}⁄_{20}, ^{12}⁄_{25}, ^{7}⁄_{10}, ^{4}⁄_{5}

Question 11

11, 214, 000, 210 in words is written as _______..

eleven billion, two hundred and forty million, two hundred and ten

eleven billion, two hundred and fourteen million, two hundred and ten thousand

eleven billion, two hundred and fourteen thousand, two hundred and ten

eleven billion, two hundred and fourteen million, two hundred and ten

Question 12

The L. C. M. of two numbers is 144. Express 144 in index form..

2^{4} ´ 3^{2}

2^{3} ´ 3^{2}

2^{2} ´ 3^{2}

2^{3} ´ 3^{3}

Question 13

Subtract a + b from 3a – 4b. Write an algebraic expression..

4a – 3b

2a – 5b

2a – 3b

2a + 5b

Question 14

Simplify 10^{5}⁄_{6} – 3^{3}⁄_{4} – 5^{1}⁄_{2}..

1^{7}⁄_{12}

1^{5}⁄_{12}

2^{1}⁄_{12}

2^{7}⁄_{12}

Question 15

If p = 7, q = 5, r = 3, find the value of p^{2} + q^{2} – r^{2}..

25

65

49

9

Question 16

Simplify 3^{1}⁄_{2} ¸ 2^{2}⁄_{5} ¸ 1^{5}⁄_{16}..

6^{2}⁄_{5}

1^{2}⁄_{9}

1^{1}⁄_{9}

^{9}⁄_{10}

Question 17

Find the L.C.M. of 18, 30 and 48..

2^{4} ´ 3 ´ 5

2 ´ 3^{2} ´ 5

2^{4} ´ 3^{2} ´ 5

2^{3} ´ 3^{2} ´ 5

Question 18

A car had 21^{3}/_{10}*l* of oil in its tank. After travelling for a few hours, the tank had 13^{4}/_{5}*l* left. When the car reached its destination, the driver found he had used up a further 9^{1}/_{2}*l* of oil. How much oil was left at the end of the journey?.

3^{3}/_{10}*l*

2*l*

4^{1}/_{10}*l*

4^{3}/_{10}*l*

Question 19

A man had a 4-week long holiday. He spent ^{3}/_{7} of it at home, and ^{3}/_{5} of it at a seaside hotel. How much time did he spend at home?.

12 days

16 days

13 days

28 days

Question 20

Express 18 ´ 38 ´ 58 as a product of prime factors..

2^{2} ´ 3^{2} ´ 29

2^{2} ´ 3^{2} ´ 19

2^{3} ´ 3^{2} ´ 19 ´ 29

2^{2} ´ 3^{2} ´ 19 ´ 29

**Questions**

**04:54**

**Attempt All Questions**

Question 1

Simplify 2^{5}⁄_{8} ¸ 3^{3}⁄_{4}..

1^{3}⁄_{7}

9^{27}⁄_{32}

^{7}⁄_{12}

^{7}⁄_{10}

Question 2

A rubber sheet measures 23 mm in thickness. What is the total thickness if there are 78 such sheets?.

1716

1794

1974

1560

Question 3

The sum of two consecutive even numbers is 54. Find the numbers..

18, 36

9, 36

14, 28

16, 32

Question 4

Simplify 1^{2}⁄_{3} ´ 1^{5}⁄_{8}..

1^{17}⁄_{24}

2^{17}⁄_{24}

3^{17}⁄_{24}

2^{7}⁄_{24}

Question 5

Simplify 1^{1}⁄_{3} + ^{13}⁄_{5} – ^{3}⁄_{4}..

3^{11}⁄_{60}

3^{11}⁄_{30}

1^{11}⁄_{60}

2^{11}⁄_{60}

Question 6

The L. C. M. of two numbers is 144. Express 144 in index form..

2^{2} ´ 3^{2}

2^{4} ´ 3^{2}

2^{3} ´ 3^{2}

2^{3} ´ 3^{3}

Question 7

Arrange ^{5}⁄_{6}, ^{2}⁄_{3}, ^{1}⁄_{3}, ^{1}⁄_{9} in descending order..

^{5}⁄_{6}, ^{2}⁄_{3}, ^{1}⁄_{3}, ^{1}⁄_{9}

^{1}⁄_{9}, ^{1}⁄_{3}, ^{2}⁄_{3}, ^{5}⁄_{6}

^{5}⁄_{6}, ^{2}⁄_{3}, ^{1}⁄_{9}, ^{1}⁄_{3}

^{1}⁄_{3}, ^{2}⁄_{3}, ^{5}⁄_{6}, ^{1}⁄_{9}

Question 8

Simplify 5^{1}⁄_{2} + 6^{1}⁄_{2} + 2^{7}⁄_{10}..

13^{17}⁄_{10}

14^{1}⁄_{10}

13^{7}⁄_{10}

14^{7}⁄_{10}

Question 9

The difference between 121 729 and another number is 49 007. What is the number?.

170 376

72 722

170 736

49 007

Question 10

Express 640 as a product of prime factors..

2^{4} ´ 5

2^{6} ´ 5

2^{7} ´ 5

2^{5} ´ 5

Question 11

Simplify 5c – (2 – 3c)..

2c + 2

2c – 2

8c + 2

8c – 2

Question 12

An egg tray has 36 depressions. If there are 5, 374 eggs, find the number of egg trays that are completely filled..

139

149

159

146

Question 13

A car had 21^{3}/_{10}*l* of oil in its tank. After travelling for a few hours, the tank had 13^{4}/_{5}*l* left. When the car reached its destination, the driver found he had used up a further 9^{1}/_{2}*l* of oil. How much oil was left at the end of the journey?.

4^{1}/_{10}*l*

3^{3}/_{10}*l*

2*l*

4^{3}/_{10}*l*

Question 14

Find the L.C.M. of 5^{2} ´ 2 ´ 3, 7^{2} ´ 2 ´ 3..

2 ´ 3 ´ 5^{2} ´ 7^{2}

2 ´ 3 ´ 5^{2} ´ 7

2 ´ 3 ´ 5 ´ 7^{2}

2^{2} ´ 3^{2} ´ 5^{2} ´ 7^{2}

Question 15

A father is four times as old as the son now. If the sum of their ages ten years ago was 60, find their present ages..

56, 14

36, 9

32, 8

64, 16

Question 16

Arrange ^{5}⁄_{6}, ^{2}⁄_{3}, ^{1}⁄_{3}, ^{1}⁄_{9} in descending order..

^{1}⁄_{9}, ^{1}⁄_{3}, ^{2}⁄_{3}, ^{5}⁄_{6}

^{5}⁄_{6}, ^{2}⁄_{3}, ^{1}⁄_{3}, ^{1}⁄_{9}

^{1}⁄_{3}, ^{2}⁄_{3}, ^{5}⁄_{6}, ^{1}⁄_{9}

^{5}⁄_{6}, ^{2}⁄_{3}, ^{1}⁄_{9}, ^{1}⁄_{3}

Question 17

Five hundred billion and sixty-four thousand in figures is written as _______..

500, 000, 640, 000

500, 000, 064 000

500, 064, 000

500, 064, 000, 000

Question 18

Find the difference between 4, 000, 000 and 291, 325..

3, 708, 675

3, 708, 625

3, 078, 675

3, 708, 657

Question 19

Simplify 10^{5}⁄_{6} – 3^{3}⁄_{4} – 5^{1}⁄_{2}..

2^{7}⁄_{12}

1^{7}⁄_{12}

1^{5}⁄_{12}

2^{1}⁄_{12}

Question 20

23, 913, 004 in words is written as _______..

twenty-three billion, nine hundred and thirteen thousand and four

twenty-three million, nine hundred and thirteen thousand and four

twenty-three million, nine hundred and thirty thousand and four

two hundred three million, nine hundred and thirteen thousand and four

**Questions**

**04:55**

**Attempt All Questions**

Question 1

^{3}/_{10}*l* of oil in its tank. After travelling for a few hours, the tank had 13^{4}/_{5}*l* left. When the car reached its destination, the driver found he had used up a further 9^{1}/_{2}*l* of oil. How much oil was left at the end of the journey?.

3^{3}/_{10}*l*

4^{1}/_{10}*l*

4^{3}/_{10}*l*

2*l*

Question 2

Simplify 10^{5}⁄_{6} – 3^{3}⁄_{4} – 5^{1}⁄_{2}..

2^{1}⁄_{12}

2^{7}⁄_{12}

1^{7}⁄_{12}

1^{5}⁄_{12}

Question 3

Simplify 4^{1}⁄_{6} – 1^{1}⁄_{5} – ^{1}⁄_{3}..

3^{19}⁄_{30}

3^{7}⁄_{10}

2^{7}⁄_{10}

2^{19}⁄_{30}

Question 4

735 215 people attended a 7-day concert last week. It was found that 420 388 people were below thirty years old. What was the number of pepole who were of the other age group?.

314 827

314 837

314 287

1 155 603

Question 5

Simplify 5c – (2 – 3c)..

2c + 2

2c – 2

8c – 2

8c + 2

Question 6

Simplify 5^{1}⁄_{2} + 6^{1}⁄_{2} + 2^{7}⁄_{10}..

13^{7}⁄_{10}

14^{1}⁄_{10}

13^{17}⁄_{10}

14^{7}⁄_{10}

Question 7

Find the difference between 4, 000, 000 and 291, 325..

3, 708, 657

3, 708, 625

3, 708, 675

3, 078, 675

Question 8

Simplify 2^{1}⁄_{2} + 3^{2}⁄_{3} – 4^{3}⁄_{4}..

2^{5}⁄_{12}

6^{1}⁄_{6}

1^{1}⁄_{6}

1^{5}⁄_{12}

Question 9

Simplify ^{4cd}^{3}/_{5c}^{2} ´ ^{10c}/_{12d}^{2}.

^{2cd}/_{3}

^{2}/_{3d}

^{2d}/_{3}

^{2c}/_{3}

Question 10

If each lesson period is ^{2}⁄_{3} of an hour long, how many periods are there in 4^{2}⁄_{3} h?.

7

5

6

8

Question 11

An aeroplane was flying at a height of 200, 680 cm. In order to avoid a mountain, it had to fly a further height of 220, 089 cm. It then descended by 303, 694 cm and flew for some time before it ascended by 200 500 cm to avoid a thunderstorm. How high is it flying now?.

317, 575

924, 963

317, 557

523, 963

Question 12

Simplify 1^{1}⁄_{3} + ^{13}⁄_{5} – ^{3}⁄_{4}..

3^{11}⁄_{60}

2^{11}⁄_{60}

3^{11}⁄_{30}

1^{11}⁄_{60}

Question 13

A man had a 4-week long holiday. He spent ^{3}/_{7} of it at home, and ^{3}/_{5} of it at a seaside hotel. How much time did he spend at home?.

13 days

12 days

28 days

16 days

Question 14

Arrange ^{3}⁄_{5}, ^{5}⁄_{6}, ^{3}⁄_{4}, ^{2}⁄_{7} in ascending order..

^{2}⁄_{7}, ^{3}⁄_{5}, ^{3}⁄_{4}, ^{5}⁄_{6}

^{3}⁄_{5}, ^{5}⁄_{6}, ^{3}⁄_{4}, ^{2}⁄_{7}

^{2}⁄_{7}, ^{5}⁄_{6}, ^{3}⁄_{4}, ^{3}⁄_{5}

^{2}⁄_{7}, ^{3}⁄_{4}, ^{5}⁄_{6}, ^{3}⁄_{5}

Question 15

The sum of two consecutive even numbers is 54. Find the numbers..

18, 36

14, 28

9, 36

16, 32

Question 16

A father is four times as old as the son now. If the sum of their ages ten years ago was 60, find their present ages..

64, 16

36, 9

32, 8

56, 14

Question 17

The difference between 121 729 and another number is 49 007. What is the number?.

49 007

170 376

72 722

170 736

Question 18

Simplify 1^{2}⁄_{3} ´ 1^{5}⁄_{8}..

3^{17}⁄_{24}

2^{17}⁄_{24}

2^{7}⁄_{24}

1^{17}⁄_{24}

Question 19

A car travels 1 092 km in 21 days. What is the average distance travelled in a day?.

22 932 km

25 km

52 km

22 392 km

Question 20

^{3}/_{10}*l* of oil in its tank. After travelling for a few hours, the tank had 13^{4}/_{5}*l* left. When the car reached its destination, the driver found he had used up a further 9^{1}/_{2}*l* of oil. How much oil was left at the end of the journey?.

4^{3}/_{10}*l*

4^{1}/_{10}*l*

2*l*

3^{3}/_{10}*l*

**Questions**

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Question 1

Simplify 3^{1}⁄_{2} ¸ 2^{2}⁄_{5} ¸ 1^{5}⁄_{16}..

6^{2}⁄_{5}

1^{2}⁄_{9}

^{9}⁄_{10}

1^{1}⁄_{9}

Question 2

Express 640 as a product of prime factors..

2^{6} ´ 5

2^{4} ´ 5

2^{7} ´ 5

2^{5} ´ 5

Question 3

924, 963

317, 575

523, 963

317, 557

Question 4

Five hundred billion and sixty-four thousand in figures is written as _______..

500, 000, 640, 000

500, 064, 000, 000

500, 000, 064 000

500, 064, 000

Question 5

A car travels 1 092 km in 21 days. What is the average distance travelled in a day?.

25 km

52 km

22 932 km

22 392 km

Question 6

Arrange ^{5}⁄_{6}, ^{2}⁄_{3}, ^{1}⁄_{3}, ^{1}⁄_{9} in descending order..

^{1}⁄_{9}, ^{1}⁄_{3}, ^{2}⁄_{3}, ^{5}⁄_{6}

^{5}⁄_{6}, ^{2}⁄_{3}, ^{1}⁄_{9}, ^{1}⁄_{3}

^{5}⁄_{6}, ^{2}⁄_{3}, ^{1}⁄_{3}, ^{1}⁄_{9}

^{1}⁄_{3}, ^{2}⁄_{3}, ^{5}⁄_{6}, ^{1}⁄_{9}

Question 7

Simplify 1^{2}⁄_{3} ´ 1^{5}⁄_{8}..

3^{17}⁄_{24}

2^{7}⁄_{24}

1^{17}⁄_{24}

2^{17}⁄_{24}

Question 8

The difference between 121 729 and another number is 49 007. What is the number?.

49 007

72 722

170 376

170 736

Question 9

^{3}/_{10}*l* of oil in its tank. After travelling for a few hours, the tank had 13^{4}/_{5}*l* left. When the car reached its destination, the driver found he had used up a further 9^{1}/_{2}*l* of oil. How much oil was left at the end of the journey?.

3^{3}/_{10}*l*

2*l*

4^{3}/_{10}*l*

4^{1}/_{10}*l*

Question 10

An egg tray has 36 depressions. If there are 5, 374 eggs, find the number of egg trays that are completely filled..

149

159

139

146

Question 11

23, 913, 004 in words is written as _______..

two hundred three million, nine hundred and thirteen thousand and four

twenty-three million, nine hundred and thirteen thousand and four

twenty-three million, nine hundred and thirty thousand and four

twenty-three billion, nine hundred and thirteen thousand and four

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Question 12

Find the difference between 4, 000, 000 and 291, 325..

3, 708, 657

3, 078, 675

3, 708, 625

3, 708, 675

Question 13

Simplify 5^{1}⁄_{2} + 6^{1}⁄_{2} + 2^{7}⁄_{10}..

14^{1}⁄_{10}

14^{7}⁄_{10}

13^{17}⁄_{10}

13^{7}⁄_{10}

Question 14

Five hundred billion and sixty-four thousand in figures is written as _______..

500, 064, 000, 000

500, 000, 640, 000

500, 000, 064 000

500, 064, 000

Question 15

Arrange ^{5}⁄_{6}, ^{2}⁄_{3}, ^{1}⁄_{3}, ^{1}⁄_{9} in descending order..

^{1}⁄_{3}, ^{2}⁄_{3}, ^{5}⁄_{6}, ^{1}⁄_{9}

^{5}⁄_{6}, ^{2}⁄_{3}, ^{1}⁄_{3}, ^{1}⁄_{9}

^{5}⁄_{6}, ^{2}⁄_{3}, ^{1}⁄_{9}, ^{1}⁄_{3}

^{1}⁄_{9}, ^{1}⁄_{3}, ^{2}⁄_{3}, ^{5}⁄_{6}

Question 16

32, 8

64, 16

36, 9

56, 14

Question 17

Simplify 2^{5}⁄_{8} ¸ 3^{3}⁄_{4}..

1^{3}⁄_{7}

9^{27}⁄_{32}

^{7}⁄_{12}

^{7}⁄_{10}

Question 18

Subtract a + b from 3a – 4b. Write an algebraic expression..

4a – 3b

2a – 5b

2a – 3b

2a + 5b

Question 19

Simplify 2^{1}⁄_{2} + 3^{2}⁄_{3} – 4^{3}⁄_{4}..

1^{1}⁄_{6}

1^{5}⁄_{12}

6^{1}⁄_{6}

2^{5}⁄_{12}

Question 20

735 215 people attended a 7-day concert last week. It was found that 420 388 people were below thirty years old. What was the number of pepole who were of the other age group?.

314 287

1 155 603

314 827

314 837

**Questions**

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**Attempt All Questions**

Question 1

How many times can I cut a string 15 cm long from a ball of string 11 m 70 cm long?.

1 750 times

78 times

70 times

17 550 times

Question 2

Express 18 ´ 38 ´ 58 as a product of prime factors..

2^{2} ´ 3^{2} ´ 19 ´ 29

2^{3} ´ 3^{2} ´ 19 ´ 29

2^{2} ´ 3^{2} ´ 19

2^{2} ´ 3^{2} ´ 29

Question 3

Find the common factors of 18, 24, 56..

1, 2, 3, 6

1, 2

1, 2, 4, 6

1, 2, 3, 4

Question 4

Simplify ^{4cd}^{3}/_{5c}^{2} ´ ^{10c}/_{12d}^{2}.

^{2c}/_{3}

^{2}/_{3d}

^{2d}/_{3}

^{2cd}/_{3}

Question 5

Simplify 1^{2}⁄_{3} ´ 1^{5}⁄_{8}..

3^{17}⁄_{24}

1^{17}⁄_{24}

2^{7}⁄_{24}

2^{17}⁄_{24}

Question 6

703, 215 people attended a 7-day concert last week. It was found that 420, 388 people were below thirty years old. How many people were of the other ages?.

228, 827

282, 827

1, 213, 603

1, 123, 603

Question 7

Find the L.C.M. of 18, 30 and 48..

2^{4} ´ 3 ´ 5

2^{3} ´ 3^{2} ´ 5

2 ´ 3^{2} ´ 5

2^{4} ´ 3^{2} ´ 5

Question 8

Simplify 10^{5}⁄_{6} – 3^{3}⁄_{4} – 5^{1}⁄_{2}..

1^{5}⁄_{12}

1^{7}⁄_{12}

2^{7}⁄_{12}

2^{1}⁄_{12}

Question 9

Simplify 4h + (3 – 2h)..

3 + 6h

6h – 3

3 – 2h

2h + 3

Question 10

^{3}/_{7} of it at home, and ^{3}/_{5} of it at a seaside hotel. How much time did he spend at home?.

16 days

12 days

13 days

28 days

Question 11

Arrange ^{3}⁄_{5}, ^{5}⁄_{6}, ^{3}⁄_{4}, ^{2}⁄_{7} in ascending order..

^{2}⁄_{7}, ^{3}⁄_{5}, ^{3}⁄_{4}, ^{5}⁄_{6}

^{2}⁄_{7}, ^{3}⁄_{4}, ^{5}⁄_{6}, ^{3}⁄_{5}

^{2}⁄_{7}, ^{5}⁄_{6}, ^{3}⁄_{4}, ^{3}⁄_{5}

^{3}⁄_{5}, ^{5}⁄_{6}, ^{3}⁄_{4}, ^{2}⁄_{7}

Question 12

What does the digit 6 in 560 134 000 071 stands for?.

Hundred billions

Hundred millions

Ten billions

Billions

Question 13

Simplify 3x – (x + 3)..

2x + 3

2x – 3

4x + 3

4x – 3

Question 14

If each lesson period is ^{2}⁄_{3} of an hour long, how many periods are there in 4^{2}⁄_{3} h?.

8

6

5

7

Question 15

Simplify 3^{1}⁄_{2} ¸ 2^{2}⁄_{5} ¸ 1^{5}⁄_{16}..

6^{2}⁄_{5}

1^{2}⁄_{9}

^{9}⁄_{10}

1^{1}⁄_{9}

Question 16

Write 324 as a product of 2 factors..

19 ´ 36

12 ´ 22

4 ´ 80

6 ´ 54

Question 17

Write 810 as a product of 2 factors..

27 ´ 25

38 ´ 21

81 ´ 9

9 ´ 90

Question 18

The L. C. M. of two numbers is 144. Express 144 in index form..

2^{3} ´ 3^{3}

2^{3} ´ 3^{2}

2^{2} ´ 3^{2}

2^{4} ´ 3^{2}

Question 19

Simplify 4^{1}⁄_{6} – 1^{1}⁄_{5} – ^{1}⁄_{3}..

3^{19}⁄_{30}

3^{7}⁄_{10}

2^{7}⁄_{10}

2^{19}⁄_{30}

Question 20

Identify the digit in the hundred millions′ place in the number 908 371 203..

9

0

8

3