jxjkook
jxjkook jxjkook
  • 03-06-2018
  • Mathematics
contestada

if 30% of a number is 15, what is the number

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Americ
Americ Americ
  • 03-06-2018
x= a number

30% * x= 15
convert % to decimal (30%÷100)

0.30x= 15
divide both sides by 0.30

x= 50


CHECK:
=50 * 30%
=50 * 0.30
=15


ANSWER: 15 is 30% of the number 50

Hops this helps! :)
Answer Link
iraqi iraqi
  • 03-06-2018
0.30x=15
Divide both sides by 0.30
X= 50
Answer Link

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