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Vocabulary
Proportions
Percent Proportions
Fractions, Decimals, and Percents
Percent Applications
100
Shows how much a quantity has increased or decreased in relation to the original amount.
What is percent of change
100
n/12 = 3/4
What is 9
100
5 is what percent of 125?
What is 4%
100
Write the fraction as a percent 4/5
What is 80%
100
Find the sale price: Original: $25 Percent Discount: 10%
What is $22.50
200
A ratio whose denominator is 100.
What is percent
200
50/20 = z/16
What is 40
200
756 is what percent of 840?
What is 90%
200
Write this decimal as a percent: 0.248
What is 24.8%
200
Find the retail price. Wholesale price: $64 Percent Markup: 85%
What is $118.40
300
An equation that states that two ratios are equivalent.
What is a proportion
300
6.8/15.4 = 40.8/m
What is 92.4
300
1.26 is what percent of 42?
What is 3%
300
Find the percent of change. 50 minutes to 45 minutes.
What is 10% decrease
300
Find the total cost. Food Bill: $25.80 Tip: 18% Sales Tax: 4.5%
What is $31.61
400
The likelihood that an event will occur.
What is a probability
400
30/ (2 + x) = 6/7
What is 33
400
What number is 50 % of 8y?
What is 4y
400
Find the percent of change. 350 meters to 420 meters.
What is 20% increase
400
A DVD has a regular price of $26 and is on sale for $16.90. What is the percent discount?
What is 35%
500
A type of probability whose results are based on a sample.
What is experimental probability
500
(x-2)/8 = 18/27
What is 8
500
You decide to save 20% of all the money that you earn. One month you earn $90. How much do you save?
What is $18
500
Find the percent of increase. 4.5a to 2.25a
What is 50% decrease
500
You deposit $500 in a savings account that pays a simple interest rate of 2.5% per year. How much interst will you earn after 1. 5 years?
What is $18.75 in interest