Question

25% of what number is 40?

Percent=unknown, Amount = 40, Base = 25
Percent = 25 %. Amount = 40. Base=unknown
Percent = 25 %. Amount = unknown. Base = 40
Percent = 40 %. Amount = 25. Base=unknown

Answer 1

Answer: percent: 25% amount: 40 base: unknown

Base after finding it: 160

Explanation:

40/x = 25%/100

butterfly method

25x/25 = 4000/25

simplify; cancel out

x (aka the base) = 160