Question

The mean of 6 numbers is 15.

The numbers are in the ratio 1 : 3 : 4 : 7 : 7 : 8.
Find the range.

Answer 1

8 -1= 7

Explanation:

find the largest number and subtract from the smallest number.

Answer 2

`8 - 1 = 7`

Explanation:

that will be my answer