1
Write the fraction one-eighth as a percent. Round to the nearest hundredth of a percent where necessary.
(1 point)
12.50%
37.50%
62.50%
80.00%
2
Write the decimal 0.063 as a percent.
(1 point)
0.63%
6.30%
63%
630%
3
After a study was completed at a local college, it was found that 386 in 1,112 students live with their parents. What percent of the students lives with their parents? Round to the nearest hundredth of a percent where necessary.
(1 point)
3.44%
34.71%
49.36%
65.28%
4
Write the percent 96.55% as a decimal.
(1 point)
9655
965.5
0.9655
9.655
5
Eryn and seven of her friends go out to lunch. The total bill comes to $143.35. They decide to leave a 15% tip. Each person will contribute an equal amount to the total tip. Estimate what each person should contribute.
(1 point)
$2.70
$3.10
$18.00
$26.00
6
Use a proportion to solve the problem.
31% of 71
(1 point)
x over one hundred = thirty-one over seventy-one; 43.66
x over seventy-one = thirty-one over one hundred; 22.01
x over thirty-one = seventy-one over one hundred; 0.22
seventy-one over x = thirty-one over one hundred; 229.03
7
39 is what percent of 156?
(1 point)
x over one hundred = thirty-nine over one hundred and fifty-six; 25%
x over one hundred = thirty-nine over one hundred and fifty-six; 0.25%
x over one hundred = one hundred and fifty-six over thirty-nine; 400%
x over one hundred and fifty-six = thirty-nine over hundred; 60.84%
8
According to the scores on the last math test, 80%, or 20, of the students in the class received an A. Find the number of students in the entire class.
(1 point)
x over twenty = eighty over one hundred; 16 students
x over twenty = eighty over one hundred; 65 students
twenty over x = eighty over one hundred; 25 students
twenty over x = eighty over one hundred; 40 students
9
During the soccer season, Michelle attempted 130 goals and made about 70% of them.
a. How many goals did Michelle make?
b. The team made a total of 456 goals. What percent of the team’s made goals did Michelle make?
(1 point)
13 goals; 2.85%
39 goals; 85.5%
91 goals; 19.96%
101 goals; 22.15%
10
What percent of 25 is 10?
(1 point)
10 = x • 25; 40%
10 = x • 25; 250%
25 = x • 10; 4%
25 = x • 10; 250%
11
The sales tax rate is 6.9%.
a. Find the tax paid for a pair of boots with a list price of $128.
b. What is the total cost of the pair of boots?
(1 point)
$8.83; $128.88
$8.83; $136.83
$0.88; $136.83
$0.88; $128.88
12
Jamie is a salesperson in a shoe store and earns $95 per week, plus 20% of her weekly sales. If Jamie makes $475 in one week, what are her sales for that week?
(1 point)
$1,425
$1,900
$2,375
$2,850
13
In 2000, the number of students enrolled at Arlington Country Day School was 823 students. In 2010, the population was approximately 705 students. Find the percent of change in the enrolled students at Arlington Country Day School from 2000 to 2010 and identify it as an increase or decrease.
(1 point)
14.3%; increase
14.3%; decrease
16.7%; increase
16.7%; decrease
14
The owner of a computer store received a shipment of computers at a cost of $319.85 each. If he sells the computers for $412.99 each, what is the percent of markup? Round to the nearest whole percent.
(1 point)
23%
29%
77%
79%
15
In Store A, a video game that regularly sells for $59.99 is on sale at 10% off. In Store B, the same video game regularly sells for $64.99 and is on sale at 15% off. Which store sells the video game for the lower sale price?
(1 point)
Store A; Store A’s sale price is $53.99, and Store B’s sale price is $55.24.
Store A; Store A’s sale price is $50.99, and Store B’s sale price is $55.24.
Store B; Store A’s sale price is $55.24, and Store B’s sale price is $50.99.
Store B; Store A’s sale price is $55.24, and Store B’s sale price is $53.99.
16
Find the final balance in an account with $660 invested at 3.5% annual simple interest for five years.
(1 point)
$23.10
$115.50
$683.10
$775.50
17
WorkPad
Note: For questions 17 and 18, remember to show all of the steps that you use to solve the problem. Be sure to use the text box where the question mark (?) first appears to show your mathematical work. You can use the comments field to explain your work. Your teacher will review each step of your response to ensure you receive proper credit for your answer.
Tom buys a shirt for $22.00 plus 7% sales tax. His cousin buys a shirt for $18.00 plus 4% sales tax.
a. How much do Tom and his cousin pay for the shirts? Show your work.
b. Who spent more on tax?
(3 points)
Select attachment or drag and drop a file into this area - 20 MB limit
18
In 2000, the circulation of a local newspaper was 3,250. In 2001, its circulation was 3,640. In 2002, the circulation was 4,100.
a. Find the percent of increase in the newspaper’s circulation from 2000 to 2001 and from 2001 to 2002.
b. Which period had a higher percent of increase, 2000 to 2001, or 2001 to 2002?
(3 points)
5 answers