30 of 70

 

 

30 of 70 is 21

 

Best way to calculate

 

Unknown value "Y"
100% / 70 = 30% / Y

100 / 70 = 30 / Y

Y ( 100 / 70 ) = 30

Y = 30 ( 70 / 100 )

Y = 21

The Answer: 21

 


Source: What is 30 of 70