Respuesta :

Cortes33

First you need to make the percent into a decimal and then divide the number by the decimal;  so 15% = 0.15.

78 ÷ 0.15 = 520

so...78 is 15% of 520

hope that helps:D

DrAli
Let x = a number 78 = 15% x 78 = 0.15  78/0.15 = 0.15/0.15  answer=520