Question 181367
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