A can complete a work in 12 days. B's work efficiency is 60% more than A.

A can complete a piece of work in 12 days. B is 60% more efficient than A. The number of days, that B will take to complete the same work, is

Anu can complete a work in 10 days. Manu is 25% more efficient than Annu and Sonu is 60% more efficient then Manu. Working together, how long would they take to finish the job?

P can complete a work in 72 days. Q is 33.33% more efficient than P. In how many days both complete the work if they work on alternate days starting with P?

A can do a piece of work in 24 days. If B is 60% more efficient than A, then the number of days required by B to do the same piece of work is :

A can do a piece of work in 24 days. If B is 60% more efficient than A, then how many days does B require to do the same work?