Olympiad Test Level 1: Fractions Solved MCQs Class 3 Mathematics

Olympiad Test Level 1: Fractions - Question 1

Which one of the following options has a pair of equivalent fractions ?

A. 1/3, 3/4
B. 5/6, 10/6
C. 4/9, 32/72
D. 4/7, 24/28

Detailed Solution: Question 1

- Equivalent fractions have the same value when their numerators and denominators are scaled by the same factor.
- For option 3:
- Start with 4/9.
- Multiply both numerator and denominator by 8:
- 4 × 8 = 32
- 9 × 8 = 72
- This gives 32/72.
- Therefore, 4/9 and 32/72 are equivalent fractions.

Olympiad Test Level 1: Fractions - Question 2

In which of the following options, fractions are arranged in ascending order ?

A. 2/7, 9/7, 5/7, 3/7
B. 2/7, 9/7, 3/7, 5/7
C. 2/7, 3/7, 5/7, 9/7
D. 9/7, 5/7,3/7, 2/7

Detailed Solution: Question 2

When the denominators are the same, then the fraction with a smaller numerator is smaller.

So,

2/7<3><5><9>

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Olympiad Test Level 1: Fractions - Question 3

Mallika has 10 strawberry ice-creams and 15 chocolate ice-creams. What fraction of the total ice-creams is the chocolate ice-cream?
On the basis of the given figure, select the CORRECT statement.

A. 5/25
B. 15/25
C. 10/15
D. 10/25

Detailed Solution: Question 3

Fraction

= Number of chocolate ice-creams/Number of total ice-creams

= 15/(10+15) = 15/25

Olympiad Test Level 1: Fractions - Question 4

Which of these has the largest value ?

A. 2 times of 2/2
B. (1/4) of 8
C. 1*10
D. 1/2 of 22

Detailed Solution: Question 4

2 time of 2/2 = 2*(2/2) = 2

¼ of 8 = (¼)*8 = 2

1*10+10

½ of 22 = 11

Olympiad Test Level 1: Fractions - Question 5

Arrange the following fractions in descending order.
5/50, 1/50, 50/50

A. 5/50>50/50>1/50
B. 50/50>5/50>1/50
C. 50/50>5/50>50/50
D. All of these

Detailed Solution: Question 5

When the denominators are the same, then the fraction with the greater numerator is greater.

Olympiad Test Level 1: Fractions - Question 6

In the figure given below, find the shaded parts of the whole figure.

A. 7/3
B. 3/7
C. 3/4
D. 4/3

Detailed Solution: Question 6

Fraction = Number of shaded parts/Number of total parts = 3/7

Olympiad Test Level 1: Fractions - Question 7

Look at the series 2 ,1,1/2,1/4 What number should come next ?

A. 2/8
B. 1/3
C. 1/8
D. 1/16

Detailed Solution: Question 7

Each number is 1/2 of the previous number. So, next number = (1/2)*(1/4)= ⅛

Olympiad Test Level 1: Fractions - Question 8

Simplify
(152/8) × 5 + 27 - 12

A. 181
B. 187
C. 110
D. 120

Detailed Solution: Question 8

(152/8)*5 + 27 - 12

= (19*5) + 27 - 12

= 95 + 27 - 12

= 110

Olympiad Test Level 1: Fractions - Question 9

Study the given numbers carefully and answer the question that follows.
What fraction of numbers have an odd digit at tens place ?

A.
9/12
B.
8/12
C.
6/12
D.
10/12

Detailed Solution: Question 9

The numbers that have an odd digit at tens place are 796, 333, 432, 731, 654, 52, 692 and 97.

Olympiad Test Level 1: Fractions - Question 10

Find the sum of the unshaded fractions of the given figures.

A. 8/5
B. 7/5
C. 5/7
D. 5/8

Detailed Solution: Question 10

The unshaded parts are

3/5, 2/5, 3/5 , and

So, Sum = 3/5+2/5 + 3/5

= (3+ 2+ 3)/5

= 8/5

Olympiad Test Level 1: Fractions - Question 11

What fractions of the letters of the word EXPAND are consonants ?

A.
5/6
B.
4/5
C.
4/6
D.
5/4

Detailed Solution: Question 11

Total letters = 6,
Consonants = 4, So, fraction = 4/6.

Olympiad Test Level 1: Fractions - Question 12

Which one of the following is correct about the shaded parts of the following picture in the form of fraction ?

A.
1(¾)
B.
1(5/3)
C.
5(¾)
D.
All of these

Detailed Solution: Question 12

4/4 + 3/4 = 7/4 = 1(3/4)
7/4 is an improper fraction, so it can be written in the form of a mixed fraction.
< 7/4 = 1(3/4) >

Olympiad Test Level 1: Fractions - Question 13

What fraction of the figure is shaded?

A.
1/4
B.
1/2
C.
3/4
D.
3/8

Detailed Solution: Question 13

Count the total number of parts = 8
The number of parts shaded red = 4
Fraction of the figure shaded = 4/8 = 1/2

Olympiad Test Level 1: Fractions - Question 14

Ajay had 5 blue balls in a bag. He put 3 red balls in the bag. What fraction of the balls was red?

A.
3/8
B.
5/7
C.
7/8
D.
2/3

Detailed Solution: Question 14

Initially, Ajay had 5 blue balls. He added 3 red balls to the bag. So, the total number of balls in the bag now is 5 (blue) + 3 (red) = 8 balls.

Now, to find the fraction of red balls, divide the number of red balls by the total number of balls:

Fraction of red balls = Number of red balls / Total number of balls Fraction of red balls = 3 (red) / 8 (total) Fraction of red balls = 3/8

So, the fraction of red balls in the bag is 3/8.

Olympiad Test Level 1: Fractions - Question 15

Identify the 3/4 part of 100.

A. 25
B. 50
C. 75
D. 100

Detailed Solution: Question 15

(3/4)*100 = 3*25 = 75

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Olympiad Test Level 1: Fractions Class 3 Mathematics MCQs & solutions -

MCQ Practice Test & Solutions: Olympiad Test Level 1: Fractions (15 Questions)

Which one of the following options has a pair of equivalent fractions ?

In which of the following options, fractions are arranged in ascending order ?