Answer:
See Explanation
Step-by-step explanation:

A square root is Is a number times it's self. Like 2 is the square root of 4, because 2*2=4. 3 is the square root of 9, because 3*3=9....... And 7 is the square root of 49, because 7*7=49.
the answer for this question is (B) 5,-2
If you round ten it would =0 and if you rounded 60 it would = 50
50 is the answer
The Tenth number percentage