Question

72percent of 25 students are good in maths.how many are not good in maths ?

Answer 1

Answer:

7

Step-by-step explanation:

total no of students = 25

now 72% of 25 =18

(72*25)/100

=18

so no of students interested in maths =18

total students =25

so students  not interested

= 25-18

=7

Answer 2

Firstly we will take out 72of25

72/100×25

=18

25-18=7

Total 7are not good in maths