If 72% of 25 students are interested in solving Maths Problems. How many are not interested in maths??

A. 18
B. 7
C. 9
D. 16

Solution

72% x 25

= 72/100 x 25

= 72/4 x 1

= 18

So 72% that is 18 people are interested in solving Maths Problems. However the 28% which comes out to be 7 people are not interested in maths solving problems. And this is our requires answer.