if 100 percent of a no. is 15 .what is of 50 percent of the no.
Let the number be x.
100% of x = 15
⇒ x ×100/100 = 15
⇒ x =15
Now ,50% of 15
= 50/100 × 15
= 7.5 Ans
Two numbers are respectively 20 percent and 50 percent of a third number. What percent is the second of the first ?