Question

5. A) A & B can do a piece of work in 20and 25
days respectively. They work together for 10
days and then 'B'go away. In how many days
will 'A' finish the remaining work?​

Answer 1

Answer:

2

Step-by-step explanation:

A-20days

B-25days. total work 20,25 ki LCM 100

A ka 1din ka work 100/20= 5

B ka 1 din ka work 100/25= 4

A+B ka 10 din ka work 5+4×10= 90

remaining work 100-90= 10

A dwara kiya gaya work 10/5= 2 din