Answer:
What is 10% of 120?
Step-by-step explanation:
120 / 10 = 12
10% of 120 = 12
We have a match.
Let's do the others, just to be sure it's the only one.
10% of 12 = 1.2
25% of 120 = 30
25% of 120 = 3
Answer:
5. 9 8. 
Step-by-step explanation:
a²+b²=c²
so for #5 12²+b²=15²
144+b²=225 (subtract 144 from both sides)
b²=81
b=9
For #8
9²+b²=11²
81+b²=121 (subtract 81 from both sides)
b²=40
b=
=

All u gotta do it plug it into ur calculator and you will get a decimal answer