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Get Ready for Statistics: Corequisites
Percents, Decimals, and Fractions

 

Problem  1
practice icon

Write each percent as a fraction with a denominator of \(100\).

  1. \(33\%\)

  2. \(6\%\)

  3. \(160\%\)

Choose instructor to watch:
Mrs. Mooney cc
Mrs. Mooney
Preston cc
Preston
Stephanie cc
Stephanie
Edwin cc espanol spanish
Edwin
Problem  2
practice icon

Change \(35.2\%\) to a decimal.

Choose instructor to watch:
Preston cc
Preston
Stephanie cc
Stephanie
Edwin cc espanol spanish
Edwin
Problem  3
practice icon

Write each percent as a decimal.

  1. \(37\%\)

  2. \(68\%\)

  3. \(120\%\)

  4. \(0.8\%\)

Choose instructor to watch:
Preston cc
Preston
Stephanie cc
Stephanie
Edwin cc espanol spanish
Edwin
Problem  4
practice icon

Change \(0.5\%\) to a decimal.

Choose instructor to watch:
Julieta cc
Julieta
Preston cc
Preston
Stephanie cc
Stephanie
Edwin cc espanol spanish
Edwin
Problem  5
practice icon

Write each decimal as a percent.

  1. \(0.27\)

  2. \(4.89\)

  3. \(0.5\)

  4. \(0.09\)

Choose instructor to watch:
Julieta cc
Julieta
Preston cc
Preston
Stephanie cc
Stephanie
Edwin cc espanol spanish
Edwin
Problem  6
practice icon

A softball player has a batting average of \(0.650\). Write this number as a percent.

Choose instructor to watch:
Stephanie cc
Stephanie
Nathan cc
Nathan
Edwin cc espanol spanish
Edwin
Problem  7
practice icon

Write each percent as a fraction in lowest terms.

  1. \(19\%\)

  2. \(45\%\)

  3. \(36\%\)

Choose instructor to watch:
Julieta cc
Julieta
Preston cc
Preston
Stephanie cc
Stephanie
Edwin cc espanol spanish
Edwin
Problem  8
practice icon

Change \(4.5\%\) to a fraction.

Choose instructor to watch:
Stephanie cc
Stephanie
Aaron cc
Aaron
Edwin cc espanol spanish
Edwin
Problem  9
practice icon

Change \(32\frac{1}{2}\%\) to a fraction.

Choose instructor to watch:
Katrina cc
Katrina
Nathan cc
Nathan
Julieta cc espanol spanish
Julieta
Problem  10
practice icon

Change \(\dfrac{7}{10}\) to a percent.

Choose instructor to watch:
Mrs. Mooney cc
Mrs. Mooney
Stephanie cc
Stephanie
Aaron cc
Aaron
Edwin cc espanol spanish
Edwin
Problem  11
practice icon

Change \(\dfrac{3}{8}\) to a percent.

Choose instructor to watch:
Nathan cc
Nathan
Stephanie cc
Stephanie
Gordon cc
Gordon
Edwin cc espanol spanish
Edwin
Problem  12
practice icon

Change \(\dfrac{5}{12}\) to a percent.

Choose instructor to watch:
Stephanie cc
Stephanie
Aaron cc
Aaron
Edwin cc espanol spanish
Edwin
Problem  13
practice icon

Change \(2\frac{1}{2}\) to a percent.

Choose instructor to watch:
Gordon cc
Gordon
Stephanie cc
Stephanie
Mrs. Mooney cc
Mrs. Mooney
Edwin cc espanol spanish
Edwin
Problem  14
practice icon

What number is \(15\%\) of \(63\)?

Choose instructor to watch:
Mr. McKeague cc
Mr. McKeague
Stephanie cc
Stephanie
Nathan cc
Nathan
David cc espanol spanish
David
Problem  15
practice icon

What percent of \(42\) is \(21\)?

Choose instructor to watch:
Mr. McKeague cc
Mr. McKeague
Stephanie cc
Stephanie
Aaron cc
Aaron
David cc espanol spanish
David
Problem  16
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\(25\) is \(40\%\) of what number?

Choose instructor to watch:
Mr. McKeague cc
Mr. McKeague
Nathan cc
Nathan
David cc espanol spanish
David
Problem  17
practice icon

What number is \(43.5\%\) of \(25\)?

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Katrina cc
Katrina
Aaron cc
Aaron
David cc espanol spanish
David
Problem  18
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What percent of \(78\) is \(31.9\)?

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Katherine cc
Katherine
Katrina cc
Katrina
Nathan cc
Nathan
David cc espanol spanish
David
Problem  19
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\(34\) is \(29\%\) of what number?

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Katherine cc
Katherine
Katrina cc
Katrina
Aaron cc
Aaron
David cc espanol spanish
David
Problem  20
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What number is \(15\%\) of \(63\)? (Use proportions.)

Choose instructor to watch:
Mr. McKeague cc
Mr. McKeague
Katrina cc
Katrina
Aaron cc
Aaron
Edwin cc espanol spanish
Edwin
Problem  21
practice icon

What percent of \(42\) is \(21\)? (Use proportions.)

Choose instructor to watch:
Mr. McKeague cc
Mr. McKeague
Katrina cc
Katrina
Gordon cc
Gordon
Julieta cc espanol spanish
Julieta
Problem  22
practice icon

\(25\) is \(40\%\) of what number? (Use proportions.)

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Mr. McKeague cc
Mr. McKeague
Katrina cc
Katrina
Aaron cc
Aaron
Edwin cc espanol spanish
Edwin
Problem  23
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A group of 20 college students was asked to indicate how many hours they spent on social media today. The results are listed below.  Use the results to construct a frequnecy table.

2, 6, 10, 3, 1, 0, 5, 8, 0, 2, 3, 5, 7, 9, 0, 3, 7, 2, 1, 10

Choose instructor to watch:
Mr. Perez cc
Mr. Perez
Joshua cc
Joshua
Lauren cc
Lauren
Cynthia cc espanol spanish
Cynthia