Question

A can do ⅕of the work in 12 days B can do ⅙ of the work in 15 days in how many days they can do the work together​

Answer 1

Answer:

36

Step-by-step explanation:

if work is 1k

speed of A= (k/5)/12= k/60

speed of B= (k/6)/15= k/90

together speed= k/60 + k/90

= (3k+ 2k)×1/180

=k/36