Question

four times a number is how much %increase i. that number?

1)_200%
2)_300%
3)_400%
4)_500%​

Answer 1

Answer:

let no. is a , 4times of a= 4a and let x % increase a, so x/100 ×a=4a, x= 4a×100/a=400 so 400%increase in that no

Answer 2

Answer:

3)_400%

The number is four times means it has increased 400% more than the original value.