Question

A can do a piece of work in 20 days. B is 25%
more efficient than A. The number of days taken
by B to do the same piece of work is
(a) 12 days
(b) 16 days
(C) 18 days
(d) 10 days
Ans. (b)
ITD​

Answer 1

answer is b 16 days

(b) is the correct answer