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What percent of 300 is 45?
- P * 330= 45 ***divid 300 in to 45
- P= 300/45
- P= .15
- P= 15%
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38 is what percent of 304
- 38/304= P ***divid 304 in to 38
- .125 = P
- 125% = P
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12 is 15% of what number?
- 12 = 0.15 *N *** divid .15 into 12
- 12/0.15 = N
- 80=N
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What number is 6% of 12?
- N= 0.06*12
- N= 0.72
- Therefore, 0.72 is 6% of 12
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23 1/3% of 900 is what number?
23 1/3% = 70/30 * 1/100= 7/30
- Answer:
- 7/30 *900= N
- 210= N
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69% of $21 is what number?
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rate of change = the change (divided by) original amount
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A doctor's basic office fee was increased from $6 to $7.50. Find the percent increase.
Rate of change = the change of rate (divided by) original amount. In this case the change represents an increase ($1.50); hence ,
- rate of increase = increase (divided by) original fee
- rate of increase = $1.50/$6
- rtae of increase = 0.25 or 25%
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Eyeglass frams priced at $18.20 are to be remarked to $14.56 because the style change.
- original price = $18.20
- the change = $3.64
- Determine the rate of decrease...
- 20%: $3.64/$18.20 = 0.2
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Steve saved $576 from his annual income of $6,000. What percent of his income did he save?
- 1. Determin what the the problem is asking you to find
- a. The savings ($576) is what percent of his annual income ($6,400)
- 2. State the problem
- b. $576 is what percent of $6,400
- 3. Estimate the answer
- c. observe what 10% of the annual income would be $640 saved; hence the answer would be slightly less than 10%
- 4. Solve and check Problem
- d.
- P= $576/ $6,400
- P= 0.09
- p= 9%
- check: 9% * $6400 = $576
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