SOLUTION: the number 40 is 80% of what number

Question 1047683: the number 40 is 80% of what number
Found 2 solutions by ewatrrr, ikleyn:
Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!
.80n = 40
n = 40/.80 = = 50
Answer by ikleyn(52787)   (Show Source): You can put this solution on YOUR website!
.
Answer. 50.

80% of the unknown number "x" is 0.8*x. So, 0.8x = 40, x = = 50.

There is a bunch of lessons on percentage problems in this site:
    - Percentage problems
    - Percentage word problems (Type 1 problems, Finding the Part)
    - Percentage word problems (Type 2 problems, Finding the Rate)
    - Percentage word problems (Type 3 problems, Finding the Base)

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