Answer:58
Explanation:
The range of a set of numbers is the difference between the largest and smallest numbers in the set.
To find the range of the following set of numbers: 68, 56, 40, 10, 51, 15
First, we need to find the largest and smallest numbers in the set.
The largest number is 68 and the smallest number is 10.
So, the range is:
68 - 10 = 58
Therefore, the range of the set of numbers is 58.