Question

A can do a piece of work in 15 days and B is 50% more effecexpensive by A. what is time take by B is complete that works.

Answer 1

15 = 150% of B
B = 15 * 100/150
B = 10 days

Answer 2

work done by A in one day =1/15
work done by B in one day=(100+50/100)*1/15=1/10
so time required by B=10 days