Question

Amen complete the work in 10 days and the another person do the same work in 15 days then both of them complete the same work together in how many days​

Answer 1

Answer:

Step-by-step explanation:

the efficiency of a is 30/3 while the efficiency of b is 30/15

a= 3

b=2

so a and b can complete the work in 2*3=6days