Answer:
The Range is the difference between the lowest and highest values. Example: In {4, 6, 9, 3, 7} the lowest value is 3, and the highest is 9. So the range is 9 − 3 = 6.
Step-by-step explanation:
Hope this helps!
There are seven full Octaves on a piano with 88 keys
The product of 15 times 15 is 225