100+ Ratio and Proportion Questions and Answers Pdf - 3

 Question: 1

What is the ratio in Rs. 2.80 and 40 paise?

(A) 1 : 7

(B) 1 : 9

(C) 2 : 7

(D) 7 : 1

View Answer

Ans: D

Rs. 2.80 = 280 paise.

∴ Required ratio = 280 : 40 = 7 : 1.

Question: 2

What will be the simplest form of the ratio 3 hours : 1 day?

(A) 1 : 2

(B) 1 : 3

(C) 1 : 6

(D) 1 : 8

View Answer

Ans: D

1 day = 24 hours.

∴ Given ratio = 3 : 24 = 1 : 8.

Question: 3

The bus fare and train fare of a place from Kolkata were Rs. 20 and Rs. 30 respectively. Train fare has been increased by 2-% and the bus fare has been increased by 10%. The ratio of new train fare to new bus fare is

(A) 5 : 3

(B) 11 : 18

(C) 18 : 11

(D) 19 : 13

View Answer

Ans: C

Required ratio = 120% of 30 : 110 % of Rs. 20 = 36 : 22 = 18 : 11.

Question: 4

A sum of Rs. 6400 is divided among three workers in the ratio 

3

5

:2:

5

3

. The share (in rupees) of the second worker is

(A) 2560

(B) 2840

(C) 3000

(D) 3200

View Answer

Ans: C

Ratio of shares = 

3

5

:2:

5

3

 = 9 : 30 : 25.

Second worker’s share = Rs. (6400×

30

64

) = Rs. 3000.

Question: 5

The speeds of three cars are in the ratio 5 : 4 : 6. The ratio between the time taken by them to travel the same distance is

(A) 5 : 4 : 6

(B) 6 : 4 : 5

(C) 10 : 12 : 15

(D) 12 : 15 : 10

View Answer

Ans: D

Ratio of time taken = 

1

5

:

1

4

:

1

6

 = 12 : 15 : 10.