asked 117k views
5 votes
A) 56% of what number is $21.84?

Percent Proportion -
Percent Equation-

B) $495 is 55% of what number?
Percent Proportion -
Percent Equation-

C) 144 is what percent of 240?
Percent Proportion -
Percent Equation-

1 Answer

5 votes

Answer:

A) 39

B) 900

C) 60%

A) proportion:

21.84 is 56% of x number

x number = 100%

If you want to calculate x you can use proportion. First of all make this kind of system..

x - 100%

21.84 - 56%

Then multiply numbers diagonally.

56x = 2184

Finally solve x

x = 2184/56

x = 39

answered
User Brian Khuu
by
8.0k points
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