Question

18 is 50% of what????????

Answer 1

Let the unknown value be x.

18 is 50% of ________n can also be written as;

18 = 50% of x

of means multiplication;

18 = 50% * x

18 = 50/100 * x

18 = 50x/100

cross multiply

18 * 100 = 50x

1800 = 50x

Divide both sides by 50

1800/50 = 50x/50

180/5 = x

x = 180/5

x = 36

Hence 18 is 50% of 36