4. A can do a piece of work in 20 days while B can do it in 1the work

1.	4. A can do a piece of work in 20 days while B can do it in 1the work in 5 days. In what time would C alone do it?
Answer» Answer: A alone do work in 20 days. B alone can do work in 15 days. A,B,C together can do work in 5 days. Lets suppose C alone do work in X days. 5 1 = 25 1 + 15 1 + x 1 75 15−3−5 = x 1 75 7 = x 1 ,x= 7 75 days C alone do work in 4 75 days OR 10.71 days. Step-by-step EXPLANATION: PLEASE mark me Brailient

4. A can do a piece of work in 20 days while B can do it in 1the work in 5 days. In what time would C alone do it?

Answer»

Answer:

A alone do work in 20 days.

B alone can do work in 15 days.

A,B,C together can do work in 5 days.

Lets suppose C alone do work in X days.

15−3−5

,x=

days

C alone do work in

days OR 10.71 days.

Step-by-step EXPLANATION:

PLEASE mark me Brailient