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Olympiad Test: Ratio And Proportion - 1

20 Questions MCQ Test Math Olympiad for Class 5 | Olympiad Test: Ratio And Proportion - 1

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Attempt Olympiad Test: Ratio And Proportion - 1 | 20 questions in 40 minutes | Mock test for Class 5 preparation | Free important questions MCQ to study Math Olympiad for Class 5 for Class 5 Exam | Download free PDF with solutions
QUESTION: 1

The ratio of 90 cm to 1.5 m is.

Solution:

A 90 cm : 1.5 m = 0.9 : 1.5 = 3 : 5

QUESTION: 2

Solution:

B 6 : 4 = 3 : 2

QUESTION: 3

Find the ratio of 81 to 108.

Solution:

A 81 : 108 = 9 : 12 = 3 : 4

QUESTION: 4

Fill in the blank: 15 /18  = __/6

Solution:

A 15/18 = 5/6 ∴ 9 = 5

QUESTION: 5

Find the value of × in 4: 3 = x: 12.

Solution:

C 4 : 3 = x : 12 ⇒ × = 16

QUESTION: 6

In proportion first and the last terms are called ______________________.

Solution:
QUESTION: 7

The ratio is said to be in simplest form if common factor is ______.

Solution:
QUESTION: 8

Three terms a, b, c are said to be in proportion if ______________.

Solution:
QUESTION: 9

Four terms a, b, c, d are said to be in proportion if.

Solution:
QUESTION: 10

If the cost of 6 cans of juice is Rs 210, then what is the cost of 4 cans of juice is?

Solution:
QUESTION: 11

Fill in the blank : 32 m : 64 m = 6 sec : ______

Solution:
QUESTION: 12

Which of the following is correct :

Solution:
QUESTION: 13

The ratio of 15 kg to 75 kg is.

Solution:

15/75 = 1:5

QUESTION: 14

7: 42 is equivalent ratio of.

Solution:
QUESTION: 15

Find the ratio of 33 km to 121 km.

Solution:
QUESTION: 16

Fill in the blank :   35 /42  = ___/6

Solution:
QUESTION: 17

Find the value of × in 3 : 4 = x : 16.

Solution:
QUESTION: 18

Two quantities can be compared only if they are in the same ____.

Solution:
QUESTION: 19

The ratio is said to be not in simplest form if common factor is............

Solution:

A ratio is said to be is the simplest form or in the lowest term if two quantities of a ratio (i.e., antecedent and consequent) have no common factor (i.e. antecedent and consequent are co-prime) other than 1 (or their HCF is 1.)

QUESTION: 20

In Proportion the Symbol:: is used for ____________.

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