Quiz on Ratio and Proportion

A and B together have Rs. 1210. If 3/5 of A's amount is equal to 2/3 of B's amount, how much amount does B have?

• Rs. 460

• Rs. 484

• Rs. 550

• Rs. 664

Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is:

• 4 : 5

• 3 : 5

• 2 : 5

• 6 : 7

A sum 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 B's share?

• Rs. 500

• Rs. 2500

• Rs. 2000

• Rs. 1500

Seats for Mathematics, Physics and Biology in a school are in the ratio 5 : 7 : 8. There is a proposal to increase these seats by 40%, 50% and 75% respectively. What will be the ratio of increased seats?

• 2 : 3 : 4

• 6 : 7 : 8

• 6 : 8 : 9

• 7 : 8 : 9

In a mixture of 60 litres, the ratio of milk and water is 2 : 1. If this ratio is to be changed to 1 : 2, then the quantity of water to be further added is:

• 40 litres

• 50 litres

• 20 litres

• 30 litres

If A's amount is Rs. 600 and B's amount is Rs. 900, what is the ratio of A's amount to B's amount?

• 3 : 4

• 2 : 3

• 5 : 6

• 4 : 5

A and B are in the ratio 3 : 5. If A has Rs. 300, how much does B have?

• Rs. 700

• Rs. 400

• Rs. 500

• Rs. 600

The ratio of boys to girls in a class is 4 : 5. If there are 20 boys, how many girls are there?

• 25

• 30

• 35

• 40