MATHEMATICS
Consider a survey involving the cookie preferences of a sample of 1,214 adults. If 12% answered “peanut butter,” find the decimal and reduced fraction of that percentage.
Decimal
Fraction
Solve for the rate (as a %). Round to the nearest tenth of a percent when necessary.
What is the rate if the base is 322 and the portion is 50?
%
56% of the students at a college are from in-state. If 2,380 students are from in-state, how many students attend the college?
Solve for the unknown. Round decimals to hundredths and percents to the nearest tenth.
If a number decreases from 88 to 77, what is the rate of decrease (as a %)?
%
Solve for the unknown. Round decimals to hundredths and percents to the nearest tenth.
850 increased by 80% =
Sales at LL Boutique decreased 10% this month compared to last month. If sales this month were $103,581, what were the sales (in $) last month?
Shareholders in an electronics company were informed that the company’s market share increased from 4.5% to 5.85%, a rise of 1.35 percentage points. What percent increase in sales does this represent?
%
Convert the decimal or whole number to a percent.
0.1 ¾
Convert the decimal or whole number to a percent.
0.32
| 1 |
| 2 |
(16% is the wrong answer)
Convert the decimal or whole number to a percent.
1.15
| 3 |
| 8 |
(43.125% is the wrong answer)
Consider a survey involving the cookie preferences of a sample of 1,214 adults. If 3% answered “sugar/shortbread,” find the decimal and reduced fraction of that percentage.
decimal
reduced fraction
Solve for the base (in $). Round to hundredths when necessary.
What is the base if the portion is $4,520 and the rate is 55%?
$
Solve the word problem for the portion, rate, or base.
A quality control process finds 80.1 defects for every 8,900 units of production. What percent of the production is defective?
%
Solve the word problem for the portion, rate, or base.
A medical insurance policy requires Ana to pay the first $100 of her hospital expense. The insurance company will then pay 60% of the remaining expense. Ana is expecting a short surgical stay in the hospital, for which she estimates the total bill to be about $4,300. How much (in $) of the total bill will Ana owe?
$
Solve for the unknown. Round decimals to hundredths and percents to the nearest tenth.
What is the rate of change (as a %) if the number of employees in a company decreases from 131 to 83?
%
Solve for the unknown. Round decimals to hundredths and percents to the nearest tenth.
3,600 decreased by 18.4% =
At a supermarket, the price of yellow onions dropped from $0.56 per pound to $0.43 per pound.
(a)
What is the percent decrease in the price of onions? (Round your answer to one decimal place.)
%
(b)
Tomatoes are expected to undergo the same percent decrease in price. If they currently sell for $1.03 per pound, what will be the new price (in $ per lb) of tomatoes? (Round your answer to two decimal places.)
$ per lb
In the year 2008, the United States was just entering a major recession. You are researching how various consumer prices changed in the ten-year period starting in 2008 and ending in 2018. Suppose you have located the following chart listing various consumer purchases and their costs in 2008 and 2018, as well as the percentage change based on the 2008 prices. Unfortunately, portions of the chart are missing.
Fill in the blank spaces to complete the chart for your story. Round percent answers to the nearest tenth of a percent. Round dollar amount answers to the nearest whole dollar.
| Consumer Purchase | 2008 | 2018 | Percent Change |
| Single-Family Home median resale price (for a particular month) | $237,300 | $290,600 | % |
| A particular compact car MSRP for the manual transmission | $20,300 | $ | 13.2% |
| Pair of Jeans easy fit, stonewashed | $44.70 | $59.95 | % |
| A particular fast food hamburger Average price at company-owned restaurants | $2.97 | $3.94 | % |
You are the catering manager for an upscale hotel. Last Saturday your staff catered a wedding reception in the main ballroom, during which 84 chicken dinners, 273 steak dinners, and 63 fish dinners were served. All dinners are the same price. The hotel charges “per person” for catered events.
(a)
What percent of the total meals served was each type of dinner?
chicken %steak %fish %
(b)
If $23,100 was charged for all the meals, how much revenue (in $) did each type produce?
chicken$ steak$ fish$
(c)
If a 20% price increase goes into effect next month, what will be the new price (in $) per meal?
$
(d)
When photographers, florists, DJs, bands, and other outside vendors are booked through your office for events at the hotel, an
8
| 1 |
| 2 |
%
“finder’s fee” is charged. Last year, $195,000 of such services were booked. How much (in $) did the hotel make on this service?
$
(e)
If your boss is expecting $20,400 in “finder’s fee” revenue next year, what amount (in $) of these services must be booked?
$