The sum of number of boys and girls in a school is 150. If the number of boys is x, then the number of girls becomes x% of the total number of students. The number of boys is?
Choose the correct choice from the following choices
A) 50  B) 40  C) 60  D) 100  E) 70
We have x+x% of 150 = 150   x + x/100 * 150 = 150   5/2 * x = 150   x = 150*2/5= 
<gadget id="calculator">150*2/5</gadget>
<output>60</output>
60   Answer is 60
<result>C</result>
The sum of number of boys and girls in a school is 150. If the number of boys is x, then the number of girls becomes x% of the total number of students. The number of boys is?