Question

How many hours will it take them to mow their lawn?

Answer 1

C
Because 2/3 turns to 4/6 and 4/6+2/6 equals 1

Answer 2

C. 2

Explanation:

h/6 + h/3 = 1

h/6 + 2h/6 = 1

3h/6 = 1

3h = 6

h = 2