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Faman39 Group Title

Kenny goes shopping for school clothes during a tax−free weekend, and he saves 6% sales tax. Use a percent proportion to determine how much he would have to spend to save 30% . Which of the following is true? The solution is $18 , and is a denominator in the proportion. The solution is $18, and is a numerator in the proportion. The solution is $500, and is a denominator in the proportion. The solution is $500, and is a numerator in the proportion.

  • one year ago
  • one year ago

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  1. ganeshie8 Group Title
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    according to the question, we must setup a proportion like this : \(\frac{a}{b} = \frac{c}{d}\)

    • one year ago
  2. ganeshie8 Group Title
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    since he save 6 rupees on every 100 rupees he spends, first ratio will be 6/100 \(\frac{6}{100} = \frac{c}{d}\)

    • one year ago
  3. ganeshie8 Group Title
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    call : x, the amount he will have to spend

    • one year ago
  4. ganeshie8 Group Title
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    to save 30 dollars, the proportion becomes : \(\frac{6}{100} = \frac{30}{x}\)

    • one year ago
  5. ganeshie8 Group Title
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    solving gives, x = 500, and it is in the numerator.....

    • one year ago
  6. ganeshie8 Group Title
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    and i see theres a mistake in the question : its not 30%, it should be 30 $.

    • one year ago
  7. Faman39 Group Title
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    Thank u so much @ganeshie8 !!!!!!!!!!!!!!!!!!!!!!!!!!! :)

    • one year ago
  8. ganeshie8 Group Title
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    yw... :))

    • one year ago
  9. Faman39 Group Title
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    Yeah, sorry it ws my mistake :)

    • one year ago
  10. Faman39 Group Title
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    i m sorry about that

    • one year ago
  11. ganeshie8 Group Title
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    lol okay... its easy to make out so no probs... :D

    • one year ago
  12. Faman39 Group Title
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    your awesome @ganeshie8 !!!!!!!!!! :)

    • one year ago
  13. rsadhvika Group Title
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    minor correction @ganeshie8 . x is 500 and it was in the denominator

    • one year ago
  14. ganeshie8 Group Title
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    oops! you're right.... good catch @rsadhvika thank you :)

    • one year ago
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