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Exam 3: Percents

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Question 21

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What is 61% as a decimal?

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Question 22

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The following shows the salesmen name, the cell where their quarterly total sales are stored in Excel, and the amount of quarterly sales. Which is the formula that can be used to find the percent of total sales for Marco Sartoro? Brent Dumont, E7: $135,000 Candice McAfferty E8: $210,500 Marco Santoro, E9: $195,000 Total Sales, E10: $540,500

A) =(E7 + E8 + E9) /3
B) =E9/E10*100
C) =E10/E9*100
D) =E9/(E7 + E8)

E) A) and D)
F) A) and C)

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Question 23

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Quinton makes planters to sell at local garden shops. Recently he lowered the price from $18.00 to $14.50 to increase sales. What is the rate of decrease rounded to the nearest tenth?

Which is 7.0 written as a percent?

Marco noticed that the price of a box of his favorite cereal went from $4.25 to $3.40. What is the rate of decrease?

In the percent problem, " what number is 3% of 68? ", the base is 3%.

Wanda missed 4 questions on a 32-question test. What percent of the questions did she answer correctly?

What is 5 $\frac{2}{9}$ as a percent? Round to the nearest tenth.

Which is 0.08 written as a percent?

What is 120% of 89?

Which is $4 \frac{7}{12}$ as a percent rounded to the nearest hundredth?

A cafeteria manager placed slices of pie into a display case. There were 20 apple, 24 cherry, 12 chocolate cream, 14 pecan, and 10 peach slices of pie. Determine the percent distribution for the 5 types of pie slices in the case.

Jamal works at a garage where he earns $8.00 an hour. Recently he received an increase of 4.5% in his hourly wage. Now he earns $8.36 an hour.

A local elementary school had an enrollment of 435 students last year. This year, the enrollment is 390. What is the rate of increase or decrease rounded to the nearest tenth of a percent?

What percent of 238 is 189 rounded to the nearest whole percent?

Mrs. Jenkins works at an appliance store where she receives a 6% commission on her total sales. Monday, she sold $5,250 in appliances. What amount did she make in commission?

Ron has started a spreadsheet which has the population of each state in the United States for the year 2000 in A1 to A50 and for the year 2010 in B1 to B50. Explain how Ron could use his spreadsheet to calculate the amount of increase or decrease and the percent increase or decrease in population since 2000. Be sure to include which columns he could use, the formulas, and any necessary formatting.

32.6% of what amount is 104.32?

347.2 is what percent of 56?

Jacob earned an annual salary of $29,750 last year. This year, he makes $30,500. What is his rate of increase rounded to the nearest tenth of a percent?