Question

If you write out the numbers from 1 through 40 (including 1 and 40), how many numbers have a "5" in them?

Answer 1

4

Explanation:

1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40