Question

A cart complete a piece of work in 10 days, B in 15 days and C in 20 days, A and C worked together for two days and then A was replaced by B. in how many days, altogether work was completed ​

Answer 1

Answer:

A.60days 2month

B.25days

Step-by-step explanation:

1.a-10

c-20

10+20=30

30+30=60days

2. A-10

b-15

10+15=25

25days