PERCENTS ARE RATIOS

PROBLEMS (2)

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  19  A store is selling clothes at a discount of 33 1
3
%.  A shirt usually sells

19.  for $27.

19.  a)  How much do you save?  $9.00

19.  b)  How much do you pay?  $18.00

10.  A jacket that usually sells for $48 has been marked down 25%.
10  What do you pay?  $36

11.  A CD that used to sell for $16 now cost 10% more.   What do you
11.  pay?  $17.60

12.  David got a 20% raise.  His old salary was $450 a week.  What is his
12.  new salary?  $540

13.   Calculator problems.

13.  a)  Marcia's salary was $32,500 a year, and she got a 4½% raise. 
13.   a) What is her new salary?  $33,962.50

13.  b)  In 1990, the population was 26,000. In 2000, it had decreased by
13.   b) 6.8%.  What was the population in 2000?  24,232

13.  c)  A belt sells for $24.95, and the tax is 8¼%.  What is the total cost
13.   c) of the belt?  $27.01

13.  d)  Chris bought a stock for $16.42.  When he sold it, the price had
13.   d) dropped by 9.2%.  For how much did he sell the stock?  $14.91

Estimations

Choose the best answer for each of the following.

14.   24.3% of $403.99.

Answers:    $9.82    $98.20    $982    $9,820

$98.20


15.   243% of $403.99

Answers:    $9.82    $98.20    $982    $9,820

$982


16   19.6% of $52.14.

Answers:    $1,020     $102    $10.20    $1.02

$10.20


17.   27 is what percent of 50?

Answers:    11%    45%    53%    76%

53%


18.  19 is what percent of 60?

Answers:    10%    20%    30%    40%

30%


19.   What percent of 6 is 20?

Answers:    30%    150%    250%    300%

300%


20.   What percent of 42 is 5?

Answers:    800%    900%    12%    15%

12%


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