Question

A, B and C can do a piece of work in 10 days, 12 days
and 15 days respectuely. How long will they take to finish
if they work together?​

Answer 1

Answer:

i think 8 days...if they work together

Answer 2

Explanation:

A=10

B=12

C=15

LCM = 60

They work together 60/(6+5+4)

=60/15 =4 days