Ratio and Proportion (IMO- Mathematics Olympiad Class 6): Questions 64 - 69 of 80

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Question number: 64

» Ratio and Proportion

MCQ▾

Question

Distance from flat A to flat B is 20 km and distance from flat B to flat C is 35000 m, then the ratio of distance from flat A to flat B and distance from flat B to flat C is

Choices

Choice (4) Response

a.

4: 7

b.

3: 5

c.

7: 4

d.

5: 3

Question number: 65

» Ratio and Proportion

MCQ▾

Question

In an exam, the ratio of marks of mathematics to marks of science is 7: 9. If marks of science is 90, then the marks of mathematics is

Choices

Choice (4) Response

a.

70

b.

80

c.

75

d.

71

Question number: 66

» Ratio and Proportion

MCQ▾

Question

A’s money is to B’s money as 2: 3 and B’s money is to C’s money as 5: 7. If A has Rs. 1200, C has

Choices

Choice (4) Response

a.

Rs. 2520

b.

Rs. 2400

c.

Rs. 1890

d.

Rs. 2350

Question number: 67

» Ratio and Proportion

MCQ▾

Question

The prices of scooter and a television set are in the ratio 3: 2. If a scooter costs Rs. 6000 more than the television set, the price of the television set is

Choices

Choice (4) Response

a.

Rs. 10000

b.

Rs. 6000

c.

Rs. 18000

d.

Rs. 12000

Question number: 68

» Ratio and Proportion

MCQ▾

Question

Divide 728 into three parts such that 2 times the first part, 3 times the second part and 4 times the third part are equal.

Choices

Choice (4) Response

a.

236, 124, 268

b.

336, 224, 168

c.

363, 242, 186

d.

636, 424, 199

Question number: 69

» Ratio and Proportion

MCQ▾

Question

Divide 5973 into three parts such that 3 times the first part, 6 times the second part and 9 times the third part are equal.

Choices

Choice (4) Response

a.

4258, 1329, 643

b.

5328, 6129, 543

c.

2385, 6192, 453

d.

3258, 1629, 543

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