ratio and proportion MCQs – Page 3

Practise focused ratio and proportion questions with marked answers for exam preparation and subject revision.

ratio and proportion Mcqs
41. Find the mean proportion between 5 and 45.
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A. 9

B. 50

C. 25

D. 15
42. The third proportional to 3.5, 5.6 is:___________?
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A. 4.5

B. 8

C. 6.2

D. 8.96
43. A surn of money is to be distributed among A, B, C, D in the proportion of 5 : 2 : 4 : 3. If C gets Rs. 1000 more than D, what is Bs share ?
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A. None of these

B. Rs. 500

C. Rs. 2000

D. Rs. 1500

44. Three quantities X, Y and Z are such that XY=kZ where k is constant. Initially, X was at 4 and X:Y:Z was 2:3:4. If the value of Y is changed to 12 and Z is kept constant, find the value of X.
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A. 6

B. 5

C. 2

D. 3

45. Solve for x <br> 2x:25 = 6:(x/3)
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A. 15

B. 18

C. 12

D. 5

46. Two natural numbers whose sum is 72 cannot be in the ratio:
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A. 3:05

B. 1:03

C. 3:4

D. 1:02

47. Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is :__________?
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A. 4 : 5

B. 6:07

C. 3:05

D. 2:05