Question

It takes Mikki 3 hours to clean the house. It
takes Raghav 2 hours to clean the house.
How long would it take for them to clean
the house together?​

Answer 1

Step-by-step explanation:

In 6 hr one house is completely cleaned

so,

In 1 hr part of house cleaned = 1/6

so,

In 4 hr part of house cleaned = 4/6

= 2/3