Question

A and B can do a piece of work in 18 days B C can do it in 24 days while C I can finish it in 36 days in how many days A B C can finish it if they all work together​

Answer 1

Answer:

12 days

Step-by-step explanation:

Given: A+B=18 days

B+C=24 days

C=36 days

A+B+C=x days

work done by them in a day is;

(1/A+1/B)+1/C=1/x

( 1/18) + 1/36 = 1/x

3/36=1/x

x=12

A,B and C can complete the work in 12 days