wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

SF7 Unit 5 Test Review

Total questions: 25

Worksheet time: 52mins

Name
Class
Date
1.

Jack and Dianne go to lunch and the check is $39.80. If they want to leave a 20% tip, what is the most reasonable amount that they should tip the server?

a)

$4

b)

$6

c)

$8

d)

$10

2.

The newspaper used to have 20 employees, but now they have only 8. What is the percent decrease?

a)

60%

b)

80%

c)

40%

d)

28%

3.

Find the simple interest paid to the nearest cent for the following investment.

Principal = $2,500

Interest Rate = 4.5%

Time = 10 Years

a)

$1,125

b)

$11,250

c)

$112,500

d)

$112.50

4.

John buys a new soccer ball for $28.95. If the sales tax is 6%, how much does he pay the cashier?

a)

$29.01

b)

$1.74

c)

$30.69

d)

$30.75

5.

Alysha works at Best Buy and gets a 30% discount on all of her purchases. If she is looking to buy a new phone that costs $800, how much will she pay?

a)

$240

b)

$660

c)

$560

d)

$770

6.

Find the simple interest paid to the nearest cent for the following investment.

Principal = $1,200

Interest Rate = 5%

Time = 3 Months

a)

$15

b)

$180

c)

$150

d)

$18

7.

The new dress Emily has been looking was originally priced at $80. Now the price has dropped to $48. What was the percent of change?

a)

32%

b)

40%

c)

48%

d)

67%

8.

Jamie is having a party and has invited 20 friends. Seventeen of her guests have replied. What percent of the guests have not replied?

a)

3%

b)

17%

c)

15%

d)

85%

9.

Marcus had 25 fish before his sister bought him 5 more. What was the percent increase?

a)

80%

b)

20%

c)

25%

d)

30%

10.

A scientist measures a substance to be 75 grams, but the actual weight of the substance is 100 grams. What is the percent error of the scientist's measurement?

a)

25%

b)

33%

c)

20%

d)

25.5%

11.

A laboratory measurement is 250 ml, but the true value is supposed to be 260 ml. What is the percent error?

a)

3.85%

b)

4%

c)

3.5%

d)

4.5%

12.

Select all the statements that are TRUE.

a)

Both have the same Upper Extreme

b)

Both have the same Median

c)

Both have the same Range

d)

Both have the same Lower Quartile

13.
What is the median?
a)
62
b)
58
c)
66
d)
60
14.
What is the interquartile range (IQR)?
a)
4
b)
64
c)
60
d)
8
15.
Which box and whisker plot shows more "spread out" data?
a)
Top plot
b)
Bottom plot
16.
What percent of students have a height between 58 inches and 60 inches?
a)
25%
b)
50%
c)
75%
d)
100%
17.
What percent of students have heights between 60 inches and 66 inches?
a)
75%
b)
50%
c)
100%
d)
25%
18.

Which of the following best describes the process of finding the interquartile range for a set of data?

a)
Add the biggest and smallest numbers.
b)
Place the numbers in order from least to greatest and find the middle.
c)

Find the difference between the Upper Extreme anf Lower Extreme

d)

Find the difference between the Lower Quartile and the Upper Quartile

19.

How many total students were surveyed about their number of brothers and sisters? (add up all of the dots)

a)

15

b)

10

c)

6

20.

What is the mean of the data?

a)

2

b)

30

c)

15

d)

2.46

21.

What is the median of the data?

a)

2

b)

1

c)

3

d)

12

22.

Maurice buys 4 new backpacks for his children. Each backpack costs $38.99. How much will he pay if the backpacks are on sale for 35% off?

a)

$13.65

b)

$25.34

c)

$54.60

d)

$101.36

23.

Terry's Toyota is getting a new delivery of vehicles today. They expect 24% of the cars to be painted red. If they are expecting 150 cars, how many will be red?

a)

36

b)

48

c)

114

d)

126

24.

Timothy School District surveyed a random sample of 60 middle school students about the amount of time they watch TV. Of the students surveyed, 14 average watching more than 4 hours of TV each day. There are 1143 middle school students in the Timothy School District. Based on the data, how many students in the whole district watch 4 hours of TV each day?


a)

14

b)

233

c)

267

d)

876

25.

Jenny randomly selects 20 boxes of crayons from the shelf and finds two boxes with at least one broken crayon. If the shelf holds 130 boxes, how many would you expect to have at least one broken crayon?

a)

10 boxes

b)

13 boxes

c)

6.5 boxes

d)

2 boxes