Question

80% of 400 students are good in mathematics. How many are not good in mathematics?​

Answer 1

Answer:

hey mate

Step-by-step explanation:

i am not too good in maths but at a medium level.

Answer 2

Answer:

80 students

Step-by-step explanation:

So number of students = 400

Percentage of students good in mathematics = 80

Percentage of students not good in mathematics = 20

20/100 × 400

20 × 4 = 80

I hope this helps.