100+ Ratio and Proportion Questions for Bank Exams - 1

Question: 1

A person spends Rs. 8100 in buying some tables at Rs. 1200 each and some chairs at Rs. 300 each. The ratio of the number of chairs to that of tables when the maximum possible number of tables is purchased, is

(A) 1 : 1

(B) 1 : 2

(C) 2 : 1

(D) 5 : 7

Question: 2

Two numbers are in the ratio 4 : 5 and their L.C.M. is 180. The smaller number is

(A) 9

(B) 15

(C) 36

(D) 45

Question: 3

In two types of powdered detergent the ratio of soda and soap dust is 2 : 19 and 1 : 11 respectively, if 7 kg of the first type is mixed with 4 kg of the second type, find the ratio of soda to soap dust in the new detergent mixture.

(A) 1 : 9

(B) 1 : 10

(C) 9 : 1

(D) 20 : 1

Question: 4

Smita works in her office for 6 hours and Kajal works in her office for 7 hours 30 minutes. Find the ratio of their working hours.

(A) 3 : 5

(B) 4 : 2

(C) 4: 5

(D) 6 : 7

Question: 5

If $${1}/{x} : {1}/{y} : {1}/{z}$$ = 2 : 3 : 5, then x : y : z is equal to

(A) 2 : 3 : 5

(B) 5 : 3 : 2

(C) 6: 10 : 15

(D) 15 :10 : 6