Question

How many numbers are in the list: 5, 10, 15, ……………., 195, 200, 205 ?

Answer 1

41

Explanation:

Since these numbers are all multiples of 5 we can divide the entire list by 5 to simplify it. This gives us the list 1, 2, 3, ... , 39, 40, 41. Therefore there are 41 numbers in the list.