Question

viral can do a piece work in 10 days & raja in 15 days. If both on them work together how long will it take to finish the work?​

Answer 1

Answer:

Step-by-step explanation:

Let x = time it takes for both

then

x(1/10 + 1/15) = 1

x(15 + 10) = 150

x(25) = 150

x = 6 days