The ratio of number of boys and girls in a school is 3:2. If there are 100 students in the school, find the number of girls in the school?
Answers:
A) 25
B) 30
C) 35
D) 40
E) 50
Let the number of boys and girls be 3x and 2x   Total students = 100   Number of girls in the school = 2*100/5= 
<gadget id="calculator">2*100/5</gadget>
<output>40</output>
40   Answer is 40
<result>D</result>
The ratio of number of boys and girls in a school is 3:2. If there are 100 students in the school, find the number of girls in the school?