20
When 180 is decreased by 40% the result is 108.
When 40 is decreased by 30% the result is 28.
40
It can be.
Let the number be x and so if x-20 = 32 then x = 52
When 180 is decreased by 40% the result is 108.
When 25 is decreased by 20% the result 20.
When 40 is decreased by 30% the result is 28.
40
60.8
120
176
It can be.
190
Let the number be x and so if x-20 = 32 then x = 52
When 20% of 60 is taken away from it, you get 48.
128 = N - 0.20N; 128 = .80N; N = 160