What is 10 Percent of 30? The Answer is 3

 
How to Calculate: 


Unknown value 'Y'
100% / 30 = 10% / Y
100 / 30 = 10 / Y
Y ( 100 / 30 ) = 10
Y = 10 ( 30 / 100 )
Y = 3
 
Answer: Y = 3
 
 
Reference: 10 Percent of 30