In 10 years, A will be twice as old as B was 10 year ago. If A is now 9 years older than B, the present age of B is ?

Arithmetic Aptitude

1)	In 10 years, A will be twice as old as B was 10 year ago. If A is now 9 years older than B, the present age of B is ?

A) 19 years
B) 29 years
C) 39 years
D) 49 years

Next

More Question

Find the average of first 20 multiples of 7

A software engineer has the capability of thinking 100 lines of code in five minutes and can type 100 lines of code in 10 minutes. He takes a break for five minutes after every ten minutes. How many lines of codes will he complete typing after an hour

The present worth of a certain bill due sometime hence is Rs.800 and the true discount is Rs.36.The bankers discount is

How many kilograms of sugar costing Rs. 9 per kg must be mixed with 27 kg of sugar costing Rs. 7 per Kg so that there may be a gain of 10 by selling the mixture at Rs. 9.24 per Kg

Find the ratio in which rice at Rs. 7.20 a kg be mixed with rice at Rs. 5.70 a kg to produce a mixture worth Rs. 6.30 a kg.