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Ratio And Proportion Problems

**Ratio And Proportion Problems:-**

This is aptitude on Ratio And Proportion Problems Question and answers with explanation for different interviews and competitive and entrance exams.

**1.What number has a 5:1 ratio to the number 10?**

A. 42

B. 50

C. 55

D. 62

**2.If a: b = 7: 5, b: c = 9: 11, find a: b: c?**

A. 63: 14: 55

B. 63: 45: 55

C. 14: 14: 15

D. 7: 14: 15

**3.The inverse ratio of 3: 2: 1 is?**

A. 1:2:3

B. 2:3:1

C. 3:1:2

D. 2:3:6

**4.The fourth proportional to 12, 14 and 18 is?**

A. 21

B. 20

C. 22

D. 28/3

**5.The ratio of two numbers is 2:3 and the sum of their cubes is 945. The difference of number is?**

A. 3

B. 4

C. 5

D. 6

**6.A garrison of 400 men had a provision for 31 days. After 28 days 280 persons re-enforcement leave the garrison. Find the number of days for which the remaining ration will be sufficient?**

A. 3 days

B. 8 days

C. 10 days

D. 6 days

**7.A sun is divided among X, Y and Z in such a way that for each rupee X gets, Y gets 45 paisa and Z gets 30 paisa. If the share of Y is RS. 27, what is the total amount?**

A. Rs.90

B. Rs.105

C. Rs.96

D. Rs.120

**8.Rs.1170 is divided so that 4 times the first share, thrice the 2nd share and twice the third share amount to the same. What is the value of the third share?**

A. Rs.260

B. Rs.270

C. Rs.360

D. Rs.540

**9.In a bag there are coins of 50 paisa, 25 paisa and one rupee in the proportion 5:6:2. If there are in all Rs.42, the number of 25 paisa coins is?**

A. 32

B. 42

C. 52

D. 60

**10.The triplicate ratio of 1:2 is?**

A. 8:1

B. 1:8

C. 2:1

D. 1:2

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