It would be: 12/15 = 4/5
In short, Your Answer would be 4/5
Hope this helps!
Answer:
The range is 69
Step-by-step explanation:
We have that the least value of the data set is 20 and the highest value is 89.
From the available information, we can only find the range of the data set.
The range is the highest value minus the least value.
This implies that, the range is 
5 more than a square number would be 21 which is 5 more than 16 (the square of 4)
Answer:
7
Step-by-step explanation:
7