SOLUTION: I need help on a few percent problems please. 1) 3 is what percent of 30? 2) 20% of 50 is? 3) 15 is what percent of 75% 4) 30% of 70 is? Thanks beforehand Joanie

Algebra ->  Numeric Fractions Calculators, Lesson and Practice -> SOLUTION: I need help on a few percent problems please. 1) 3 is what percent of 30? 2) 20% of 50 is? 3) 15 is what percent of 75% 4) 30% of 70 is? Thanks beforehand Joanie      Log On


   

Question 181367: I need help on a few percent problems please.
1) 3 is what percent of 30?
2) 20% of 50 is?
3) 15 is what percent of 75%
4) 30% of 70 is?
Thanks beforehand Joanie
Answer by Mathtut(3670) About Me  (Show Source):
You can put this solution on YOUR website!
1) 3 is what percent of 30?
2) 20% of 50 is?
3) 15 is what percent of 75
4) 30% of 70 is?
:
1)3=x30
:
x=3/30=.1(100)=10%
:
2).2(50)=10
:
3)15=75x
:
x=15/75=.2(100)=20%
:
4).3(70)=21