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Ch. 6 Review

Quiz by Bekaroglu, Christina

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20 questions
Show answers
  • Q1
    How do you convert a decimal to a percent?
    Remove %, move the decimal TWO spaces RIGHT
    Move the decimal TWO spaces LEFT, add a % symbol
    Move the decimal TWO spaces RIGHT, add a % symbol
    Remove %, move the decimal TWO spaces LEFT
    30s
  • Q2
    How do you convert a percent to a decimal?
    Remove %, move the decimal TWO spaces LEFT
    Move the decimal TWO spaces RIGHT, add % symbol
    Remove %, move the decimal TWO spaces RIGHT
    Move the decimal TWO spaces LEFT, add a % symbol
    30s
  • Q3
    How do you convert a fraction to a percent?
    Divide numerator by denominator; move decimal TWO spaces RIGHT
    Divide denominator by numerator; move decimal TWO spaces RIGHT
    Divide denominator by numerator; move decimal TWO spaces LEFT
    Divide numerator by denominator; move decimal TWO spaces LEFT
    30s
  • Q4
    Which of the following is the percent proportion?
    a/p = w/100
    p/w = a/100
    w/a = p/100
    a/w = p/100
    30s
  • Q5
    Which version of the percent proportion can help you place the numbers in the formula?
    is / % = of / 100
    of / is = % / 100
    of / % = is / 100
    is / of = % / 100
    30s
  • Q6
    Write a percent proportion that can be used to solve: 25 is 60% of what number?
    25/60 = p/100
    a/25 = 60/100
    60/25 = p/100
    25/w = 60/100
    30s
  • Q7
    Write a percent proportion that can be used to solve: 15 is what percent of 35?
    a/15 = 35/100
    15/35 = p/100
    15/w = 35/100
    35/15 = p/100
    30s
  • Q8
    Write a percent proportion that can be used to solve: what number is 20% of 30?
    20/30 = p/100
    a/30 = 20/100
    20/w = 30/100
    a/20 = 30/100
    30s
  • Q9
    Which of the following is the percent equation?
    w = p% * a
    a = p% * w
    p% = a * w
    w = a * p%
    30s
  • Q10
    When plugging in the percent to the percent equation, you must first..
    remove the percent symbol
    round the percent to the nearest whole number
    change the percent to a decimal
    change the percent to a fraction
    30s
  • Q11
    What percent equation can be used to solve "4 is 60% of what number"
    4 = 0.60 * w
    w = 60 * 4
    4 = 60 * w
    60 = 4 * w
    30s
  • Q12
    Which formula can be used for a percent decrease?
    % dec = old - new/ old
    % dec = new - old / old
    % dec = old - new / new
    % dec = new - old / new
    30s
  • Q13
    Which formula can be used for a percent increase?
    % inc = old - new / new
    % inc = new - old / new
    % inc = new - old / old
    % inc = old - new / old
    30s
  • Q14
    Which is the percent error formula?
    % error = change in error / original error
    % error = amount of error / actual amount
    % error = amount of error / error
    % error = actual amount / amount of error
    30s
  • Q15
    If a sweater is 40% off, then you are paying ...
    40% of the original price
    60% of the original price
    40% of the sale price
    60% of the sale price
    30s

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