Question

If 9 out of 10 doctors in a small city recommend afternoon naps, and there are 8 doctors in the city who don’t recommend naps, how many doctors in the city do recommend afternoon naps?

Answer 1

72

Explanation:

1 out of 10 do not recommend naps, so 9 times as many do recommend naps.

9 × (8 doctors) = 72 doctors . . . . . recommend naps