Ratio and Proportion (IMO- Mathematics Olympiad Class 6): Questions 29 - 34 of 80

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Question number: 29

» Ratio and Proportion

MCQ▾

Question

If p: q: : r: s, then the correct statement is

Choices

Choice (4) Response

a.

pqr = s

b.

qr = ps

c.

qrs = p

d.

pq = rs

Question number: 30

» Ratio and Proportion

MCQ▾

Question

The monthly salary of A, B, C is in the proportion of 6: 7: 11. If C’s monthly salary is Rs. 5400 more than that of A, then B’s annual salary is

Choices

Choice (4) Response

a.

Rs. 5400

b.

Rs. 90720

c.

Rs. 78230

d.

Rs. 10800

Question number: 31

» Ratio and Proportion

MCQ▾

Question

A car consumes 3.15 liters of diesel per hour. The quantity of diesel required to drive the car for 5 hours is

Choices

Choice (4) Response

a.

15 liters

b.

25.75 liters

c.

29 liters

d.

15.75 liters

Question number: 32

» Ratio and Proportion

MCQ▾

Question

A certain amount was divided between Rahul and Mehul in the ratio 3: 5. If Mehul’s share was Rs. 4800, then the amount is

Choices

Choice (4) Response

a.

Rs. 8980

b.

Rs. 7680

c.

Rs. 6800

d.

All of the above

Question number: 33

» Ratio and Proportion

MCQ▾

Question

In a cricket coaching camp, 1200 children are trained out of which 900 are selected for various matches. Ratio of non-selected children to the total number of children is

Choices

Choice (4) Response

a.

120: 300

b.

1: 4

c.

300: 120

d.

4: 1

Question number: 34

» Ratio and Proportion

MCQ▾

Question

The ratio of teacher’s age to that his student’s age is equal to the ratio of the principal’s age to that of clerk’s age. If the ages of teacher, student and clerk be 30, 20 and 45 years respectively, then the age of the principal is

Choices

Choice (4) Response

a.

70 years

b.

67.5 years

c.

65 years

d.

69 years

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