Question

X 70% of 20 students are good in mathematics. How many students are not good
mathematics?

Find the number which is 15% less than 200
​

Answer 1

Answer:

If 70% of 20 students are good in Mathematics remaining 30% of students will be bad in Mathematics

70% of 20 students = (70×20)/100 = 14 students

30% of 20 students = (30×20)/100 = 6 students

Hope it will help you ......