Question

Saina works twice as fast as Rohit if Saina can complete the given task in 3 minutes how long will it take to complete the task when both Saina and Rohit work together

Answer 1

Answer:

It will take 1.5 minutes for both.

Answer 2

2×Rohit work done = saina

If saina's work done = x then rohit's wd = x/2

Now saina's total time = 3min so just 1/3 will be the work done by saina in 1 min substitute the values and you will get the answer