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Arithmetic : Percent & Ratio   Percent & Ratio

Contributed by Racer9i
Select the correct answers for the following problems after calculating the percents and determining the ratios.

Your Performance  

Calculate the total cost you will pay for a $10 remote control car with the sales tax being 8 percent.

  $10.80

  $108.00

  $10.08

 
What is 15 percent of 200?

  30

  15

  25

 
Bill is 4 years older than Jill and 2 years younger than David. If Jill is 12, then what is the percent of years she is older than David?

  9 to 6

  None of the choices

  18 to 12

 
There are 4 black rabbits and twice as many grey rabbits as brown rabbits. If there are 16 grey rabbits, then what is the ratio of brown to black rabbits?

  16 to 4

  8 to 4

  2 to 1

 
Jason has 40 apples. He gives Jon 12 apples and Jeff 14 apples. What percentage of apples does Jason now have of the original 40?

  14

  35

  26

 


 
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