Question

Sam can paint a house in 3 days. With Clark's help, Sam can paint

the same house in 1.2 days. How long would it take Clark to paint
the house on his own?
(A) 2 days
(B) 0.86 days
(C)1.8 days
(D) 4 days

Answer 1

C

Explanation:

Because 1.2+1.8 equal to 3.