Question

You can paint 75 square feet of a surface every 45 minutes. Determine how long it takes you to paint a wall with the given dimensions.

9ft x 9ft

Answer 1

Answer: 48.6 minutes

Explanation:

First find the total square feet:

9 x 9 = 81

Next, divide this by the increments give:

81 / 75 = 1.08

Now, the increments were each 45 minutes, so multiply this by the product:

45 x 1.08 = 48.6