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Olympiad Test : Ratio And Proportion - 1 - Class 6 MCQ


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10 Questions MCQ Test Maths Olympiad Class 6 - Olympiad Test : Ratio And Proportion - 1

Olympiad Test : Ratio And Proportion - 1 for Class 6 2024 is part of Maths Olympiad Class 6 preparation. The Olympiad Test : Ratio And Proportion - 1 questions and answers have been prepared according to the Class 6 exam syllabus.The Olympiad Test : Ratio And Proportion - 1 MCQs are made for Class 6 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Olympiad Test : Ratio And Proportion - 1 below.
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Olympiad Test : Ratio And Proportion - 1 - Question 1

12 boys can dig a pitch in 12 hours. How long will 18 boys take to do it ?

Detailed Solution for Olympiad Test : Ratio And Proportion - 1 - Question 1

12 boys can dig a pitch in 12 hours
∴ 1 boy can dig a pitch in 12 × 12 hours
Hence, 18 boys can dig a pitch in 
= 8 hours 

Olympiad Test : Ratio And Proportion - 1 - Question 2

If a bus covers 225 km in 3 hours and a train covers 600 km in 5 hours. What is the ratio of their speeds?

Detailed Solution for Olympiad Test : Ratio And Proportion - 1 - Question 2

Olympiad Test : Ratio And Proportion - 1 - Question 3

The angles of a triangle are in the ratio 2 : 3 : 5. What is the measure of the largest angle?

Detailed Solution for Olympiad Test : Ratio And Proportion - 1 - Question 3

Here, 2x + 3x + 5x = 180
⇒ 10x = 180
 
∴ Largest angle = 5x = 5 × 18 = 90°

Olympiad Test : Ratio And Proportion - 1 - Question 4

If 36 men can finish a piece of work in 36 days. How many men will be required to finish it in 24 days?

Detailed Solution for Olympiad Test : Ratio And Proportion - 1 - Question 4

In 36 days the work is finished by 36 men
In 1 day the work is finished 36 × 36
On 24 days the work is finished 
= 54 men 

Olympiad Test : Ratio And Proportion - 1 - Question 5

If x, y, z are in proportion then which of the following is true?

Detailed Solution for Olympiad Test : Ratio And Proportion - 1 - Question 5

If x, y, z are in proportion then

Olympiad Test : Ratio And Proportion - 1 - Question 6

If 35 envelop costs Rs 87.50 how many such envelops can we purchase for Rs 315?

Detailed Solution for Olympiad Test : Ratio And Proportion - 1 - Question 6

No. of envelops 

Olympiad Test : Ratio And Proportion - 1 - Question 7

The weight of 65 magzines is 13 kg. What is the weight of 80 such magazines?

Detailed Solution for Olympiad Test : Ratio And Proportion - 1 - Question 7

Weight of 65 magazines = 13 kg
∴ Weight of 1 magazine = 13/65 kg
Weight of 80 magazines 

Olympiad Test : Ratio And Proportion - 1 - Question 8

The boys and girls in a school are in the ratio 9 : 5. If the total strength of the school is 994. What is the number of girls?

Detailed Solution for Olympiad Test : Ratio And Proportion - 1 - Question 8

Given,

∴ No. of girls = 

= 355

Olympiad Test : Ratio And Proportion - 1 - Question 9

The ratio of length of a field to its width is 5 : 3. What is the length if the width is 36 cm?

Detailed Solution for Olympiad Test : Ratio And Proportion - 1 - Question 9

Given,

Olympiad Test : Ratio And Proportion - 1 - Question 10

If Rs 1020 is divided among A, B, C in the ratio 2 : 3 : 5. What is the share of C?

Detailed Solution for Olympiad Test : Ratio And Proportion - 1 - Question 10

Given,
2x + 3x + 5x = 1020
⇒ 10x = 1020

∴ Share of C = 5 × 102 = 510

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