Ratio and Proportion (IMO- Mathematics Olympiad Class 6): Questions 71 - 77 of 80

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Question number: 71

» Ratio and Proportion

MCQ▾

Question

Divide 1162 into three parts such that 4 times the first part, 5 times the second part and 7 times the third part are equal.

Choices

Choice (4) Response

a.

393, 290, 360

b.

490, 392, 280

c.

493, 329, 389

d.

492, 392, 380

Question number: 72

» Ratio and Proportion

MCQ▾

Question

The ratio of to is

Choices

Choice (4) Response

a.

3: 20

b.

3: 1

c.

1: 3

d.

20: 3

Question number: 73

» Ratio and Proportion

MCQ▾

Question

If ________ persons: 10 persons = 7000 paisa: Rs. 100, then ________means

Choices

Choice (4) Response

a.

5

b.

8

c.

7

d.

6

Question number: 74

» Ratio and Proportion

MCQ▾

Question

A bag contains one rupee, 50 paisa and 25 paisa coins in the ratio 5: 6: 8. If the total amount is Rs. 420, find the total number of coins.

Choices

Choice (4) Response

a.

798

b.

978

c.

987

d.

789

Question number: 75

» Ratio and Proportion

MCQ▾

Question

A tube light consumes 1.85 Watt power per hour. The power required for 4 hours is

Choices

Choice (4) Response

a.

7.6 Watt

b.

8.5 Watt

c.

5.6 Watt

d.

7.4 Watt

Question number: 76

» Ratio and Proportion

MCQ▾

Question

A sum of Rs. is divided among A, B, C and D such that . Then, A’s share is

Choices

Choice (4) Response

a.

Rs. 865

b.

Rs. 375

c.

Rs. 450

d.

Rs. 625

Question number: 77

» Ratio and Proportion

MCQ▾

Question

The monthly salary of A, B, C is in the proportion of 2: 3: 5. If C’s monthly salary is Rs. 1200 more than that of A, then B’s annual salary is

Choices

Choice (4) Response

a.

Rs. 14400

b.

Rs. 2000

c.

Rs. 24000

d.

Rs. 1200

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