MCQ Questions

Question No. 1

Separate these numbers into proper, improper and mixed fractions.

Answer :

a) 11 ⁄ 7

b) 5 ⁄ 12

c) 2 7 ⁄ 8

d) 12

e) 999 ⁄ 1000

Question No. 2

Write these fractions as improper fractions.

Answer :

a) 1 2/9

b) 2 1/2

c) 3 3/8

d) 3 3/5

e) 6 10/11

f) 15 4/15

g) 100 7/10

h) three and four‑fifths

i) six and five‑sevenths

Question No. 3

Write these fractions as mixed fractions.

Question No. 4

Write these fractions in their simplest form. Which of them are the same as 3⁄4?

Answer :

a) 9⁄12

b) 9⁄15

c) 15⁄20

d) 24⁄28

e) Which of the fractions in (a) to (d) are equivalent fractions?

Question No. 5

Which is bigger, 1⁄5 or 3⁄20? Which is smaller, 4⁄7 or 5⁄9?

Answer :

a) Which is bigger, 1⁄5 or 3⁄20?

b) Which is smaller, 4⁄7 or 5⁄9?

Question No. 6

Arrange the fractions from the smallest to the biggest.

Answer :

a) 3⁄4, 1⁄2, 5⁄8

b) 5⁄8, 4⁄3, 5⁄6

Question No. 7

In the diagrams below, the shaded portions of the circles all represent the same portion of the whole circle. What fraction represents the shaded portion in each circle?

Answer :

Question No. 8

Write down these fractions as decimals.

Answer :

a) 7 ⁄ 100

b) 18 ⁄ 100

c) 51 ⁄ 1000

d) 15 ⁄ 10

Question No. 9

Convert these proper fractions to decimal fractions.

Answer :

a) 3 ⁄ 5

b) 3 ⁄ 4

c) 16 ⁄ 25

d) 1 1 ⁄ 5

e) 136 ⁄ 250

f) 28 ⁄ 500

Question No. 10

Copy and complete the boxes.

Answer :

a) 0.52 = [ ] units [ ] tenths [ ] hundredths

b) 4.07 = [ ] units [ ] tenths [ ] hundredths

c) Thirty eight hundredths = 0.[ ]

d) 11.42 = eleven and forty‑two = [ ]

Question No. 11

Write these fractions as decimals.

Answer :

a) 3/8

b) 13/25

c) 15/16

d) 7/5

e) 1 3/4

Question No. 12

Write the following decimal numbers as fractions.

Answer :

a) 0.03

b) 0.44

c) 0.105

d) 2.025

e) 0.1523

Question No. 13

Copy and complete the table below.

Answer :

Input diagram

Question No. 14

Change the following fractions to percentages.

Answer :

a) 40 / 100

b) 19 / 50

c) 17 / 50

d) 1 / 20

e) 8 / 25

f) 13 / 20

Question No. 15

Convert the following decimal numbers to percentages.

Answer :

a) 0.25

b) 0.831

c) 0.17

d) 0.04

e) 0.875

f) 0.49

Question No. 16

Express the following percentages as fractions, simplifying each answer to its lowest term.

Answer :

a) 10 %

b) 16 %

c) 25 %

d) 56 %

e) 33 %

f) 33 ¹⁄₃ %

Question No. 17

Write the following percentages as decimal numbers.

Answer :

a) 80 %

b) 34 %

c) 19 %

d) 13 %

e) 71 %

f) 0.5 %

Question No. 18

Look at the diagram on page 23 again.

Answer :

a) How many small blocks make up 100 % of the diagram?

b) Write 100 % as a fraction.

c) Write 100 % as a decimal.

Question No. 19

Arrange these sets in descending order.

Answer :

a) 70 %, 3⁄4, 30.76

b) 0.87, 85 %, 5⁄6

c) 25 %, 1⁄5, 0.23

d) 7⁄20, 12 %, 0.35

e) 0.375, 37 %, 2⁄5

Question No. 20

Find:

Answer :

a) 70 % of 1 500

b) 58 % of 4 000

Question No. 21

Egbeda bought a computer game that was to be sold for N64 000 at a discount of 25%. How much did she pay for the game?

Answer :

Question No. 22

In a college, there are 800 students, of which 500 are girls.

Answer :

a) What percentage of the students are girls?

b) What is the percentage of boys in the college?

Question No. 23

A high school has 4 000 students. During an assembly, only 3 750 students were present.

Answer :

a) What percentage of students was present?

b) How many students were absent?

Question No. 24

Nsedu has to buy an article for N12 000. She finally paid N10 200 for it. What percentage of the amount is the discount?

Answer :

Question No. 25

Ogbonna earns N250 000. Every month, he divides his salary as follows: N100 000 for savings; N75 000 for food; N25 000 for health care.

Answer :

a) How much of his salary is left after these expenses?

b) What percentage of his salary does he save?

c) What percentage of the salary is left after all expenses are deducted?

Question No. 26

In a class of 36 students, 75% passed the promotion examination.

Answer :

a) How many students passed the promotion examination?

b) How many of the failed the promotion examination?

Question No. 27

Simplify these ratios.

Answer :

a) 2 cm : 5 cm

b) 1.5 kg : 800 g

c) 100 cm : 6 m

d) 11 % : 17 %

e) 1 / 4 : 2 / 7

f) 0.5 : 0.75

Question No. 28

Mr Dike has 15 domestic animals of which six are cats, four are dogs and five are goats. Find the ratio of the number of:

Answer :

a) dogs to goats

b) cats to dogs

c) cats to goats

d) goats to dogs

e) dogs to cats to goats

Question No. 29

The rectangle P has a length of 3 m and a width of 1 m, while rectangle Q has a length of 6 m and a width of 4 m.

Answer :

a) i) the length of P to the length of Q ii) the width of Q to the width of P iii) the area of P to the area of Q

Question No. 30

A class has 60 students. There are 28 girls and 32 boys.

Answer :

a) boys to girls b) girls to the total number of students

Question No. 31

Akiakeme is 14 years old and Edidiong is 12 years old. Their father shares ₦52 000 between them in the ratio of their ages.

Answer :

a) How much does each receive?

b) Write these two amounts as proper fractions, decimal fractions, and percentages of the total

Question No. 32

A bag contains blue, green and yellow balls in the ratio 2 : 2 : 3. If there are 35 balls altogether, how many balls of each colour are there?

Answer :

Question No. 33

A man’s wage in a month is divided as follows: Savings = 30%; Food = 40%; Health care = 10%. He gives the rest to his parents.

Answer :

a) Write down the ratios of savings to food, and savings to health care to food

b) If the amount for health care is ₦15 000, find his wage for the month c) What percentage did he give to his parents? d) What amount did he give to his parents?

Question No. 34

In the school library,2/3 of the books are science books. There are 7 131 books in total.

Answer :

a) What is the ratio of science to non‑science books?

b) There are 7 131 books in the library. How many of them are nonscience books?

Question No. 35

One bag of fertilizer is needed for a farm of 2 hectares. How many bags of fertilizer are required for a farm of 7 hectares?

Answer :

Question No. 36

To lay the floor of a room, Ifekristi needs four bags of cement. For every one bag of cement Ifekristi uses three wheelbarrows of sand. Find how many wheelbarrows of sand he will need to lay the floor.

Answer :

Question No. 37

Mr Momoh mixes 2 kg of flour with seven eggs to make enough cake for eight people. If twelve people are visiting him, what proportions of flour and eggs will he mix?

Answer :

Question No. 38

A woman gets ₦600 for rendering 5 hours’ worth of services. How much would she get for:

Answer :

a) 1 hour

b) 12 hours

Question No. 39

A boy buys five pens for ₦200. How much will 2 dozen cost?

Answer :

Question No. 40

Five students can sweep their dormitory in an hour. How long will it take:

Answer :

a) one student

b) three students

Question No. 41

It costs ₦150 000 to rent a house. Express this as a monthly rate.

Answer :

Question No. 42

A taxi driver travels 10 km per litre of petrol with his car. Find how much petrol the car uses in covering 700 km.

Answer :

Question No. 43

Give three of your own examples of rate.

Answer :

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