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Name: 
 

Unit 12 Practice


Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 
The school owns 12 basketballs, 11 baseballs, 9 bats, and 17 soccer balls. How many balls does the school own?
a.
49 balls
b.
40 balls
c.
29 balls
d.
23 balls
 

 2. 
Desiree is fishing in a special pond stocked with only largemouth bass. If he catches a fish, is it likely, unlikely, impossible, or certain that it will be a largemouth bass?
a.
Unlikely
b.
Likely
c.
Impossible
d.
Certain
 

 3. 
The graph of an equation is shown. Which equation is graphed?
mc003-1.jpg
a.
mc003-2.jpg
c.
y = 3x
b.
mc003-3.jpg
d.
y = x
 

 4. 
Use the spinners shown.
SPINNER 1
SPINNER 2
SPINNER 3
SPINNER 4
mc004-1.jpg
mc004-2.jpg
mc004-3.jpg
mc004-4.jpg
List all possible outcomes if you spin Spinner 4.
a.
G, H, I
c.
K
b.
J
d.
J, K
 

 5. 
Joaquim collects baseball cards. He sold 42 cards at a card show. Then he bought 28 cards. After the card show, Patrick had 216 cards. How many baseball cards did he have before the card show?
a.
230 baseball cards
c.
202 baseball cards
b.
216 baseball cards
d.
146 baseball cards
 

 6. 
Nathan bought 5 shirts and 5 pairs of shorts. The shirts cost $15 each. How much did Nathan spend?
What else do you need to know to solve the problem above?
a.
How much a shirt costs.
b.
The number of pairs of shorts he bought.
c.
How much a pair of shorts costs.
d.
The number of shirts he bought.
 

 7. 
Use the pictograph to answer the question.
YEAR 2000 SUMMER OLYMPICS
Country
Number of Medals Won
Canada
mc007-1.jpg mc007-2.jpg mc007-3.jpg mc007-4.jpg mc007-5.jpg mc007-6.jpg mc007-7.jpg
Ethiopia
mc007-8.jpg mc007-9.jpg mc007-10.jpg mc007-11.jpg
Japan
mc007-12.jpg mc007-13.jpg mc007-14.jpg mc007-15.jpg mc007-16.jpg mc007-17.jpg mc007-18.jpg mc007-19.jpg mc007-20.jpg
Mexico
mc007-21.jpg mc007-22.jpg mc007-23.jpg
New Zealand
mc007-24.jpg mc007-25.jpg
Sweden
mc007-26.jpg mc007-27.jpg mc007-28.jpg mc007-29.jpg mc007-30.jpg mc007-31.jpg
mc007-32.jpg = 2 medals
Suppose you are finding the number of medals won by Japan, Ethiopia, and Mexico altogether. Which of the following facts is NOT needed?
a.
Ethiopia had 8 medals.
c.
Japan had 18 medals.
b.
New Zealand had 2 medals.
d.
Mexico had 6 medals.
 

 8. 
Use the spinners shown.
SPINNER 1
SPINNER 2
SPINNER 3
SPINNER 4
mc008-1.jpg
mc008-2.jpg
mc008-3.jpg
mc008-4.jpg
How many possible outcomes are there for spinning Spinners 1 and 3 at the same time?
a.
1 outcome
c.
6 outcomes
b.
3 outcomes
d.
8 outcomes
 

 9. 
The equation mc009-1.jpg can be used to find the total amount of money Jenna has after saving $8 a week for x weeks. Find the amount Jenna has saved after 8 weeks by finding the value of y for mc009-2.jpg.
a.
y = 16 dollars
c.
y = 64 dollars
b.
y = 62 dollars
d.
y = 69 dollars
 

 10. 
Which of the following is NOT a solution to the inequality mc010-1.jpg?
a.
b = 0
b.
b = 12
c.
b = 14
d.
b = 16
 

 11. 
A bag has 28 chips. Tracy gets a point if she draws a red chip and Travis gets a point if Tracy draws a blue chip. The game is fair for which combination of chips?
a.
12 red, 13 blue, 3 yellow
b.
2 red, 13 blue, 13 yellow
c.
13 red, 2 blue, 13 yellow
d.
13 red, 13 blue, 2 yellow
 

 12. 
A master spy uses John or Jim as a first name and Boggs, Kelly, or Doe as a last name. List all possible first and last name combinations he can use.
a.
John Boggs, Jim Kelly, Jim Doe
b.
John Boggs, John Kelly, John Doe, Jim Boggs, Jim Kelly, Jim Doe
c.
John Boggs, John Doe, Jim Kelly, Jim Doe
d.
John Boggs, Jim Boggs
 

 13. 
Rita predicted that in 42 spins, a spinner would land on a white section 21 times. If Rita's prediction is reasonable, which spinner did she use?
a.
mc013-1.jpg
c.
mc013-3.jpg
b.
mc013-2.jpg
d.
mc013-4.jpg
 

 14. 
Neva has 12 bills in her purse. Of the twelve, 10 are one-dollar bills and 2 are five-dollar bills. If she grabs a bill without looking, what is the probability she will get a bill worth less than $10?
a.
1
b.
mc014-1.jpg
c.
mc014-2.jpg
d.
0
 

 15. 
Use Spinner 1. What is the probability of spinning a letter that is not an A?

SPINNER 1
mc015-1.jpg
SPINNER 2
mc015-2.jpg
a.
0
b.
mc015-3.jpg
c.
mc015-4.jpg
d.
mc015-5.jpg
 

 16. 
Mr. Farrell's fourth grade class is learning the days of the week in different languages. The words for Saturday are shown on the cards.
If Mr. Farrell draws one of the cards, what is the probability that it is NOT the Italian word for Saturday?mc016-1.jpg
a.
mc016-2.jpg
b.
mc016-3.jpg
c.
mc016-4.jpg
d.
mc016-5.jpg
 

 17. 
Each of six cards has one of the numbers shown. Myron selects one of the cards without looking.
mc017-1.jpg

Using the information about the number cards, describe the probability that Myron's card shows a number less than 49.
a.
Impossible
b.
Certain
c.
Likely
d.
Unlikely
 

 18. 
Is it likely, unlikely, impossible, or certain for the spinner to land on green when it is spun once?
mc018-1.jpg
a.
Certain
b.
Likely
c.
Impossible
d.
Unlikely
 

 19. 
Dale is directing a musical. He can use Kei or Paula to dance in it and he can use Shanee or Tia to sing in it. List all possible outcomes for selecting one dancer and one singer.
a.
Dancer - Singer
Kei - Shanee
Paula - Tia
c.
Dancer - Singer
Kei - Paula
Shanee - Tia
Kei - Shanee
Paula - Tia
b.
Dancer - Singer
Kei - Tia
Paula - Shanee
d.
Dancer - Singer
Kei - Shanee
Kei - Tia
Paula - Shanee
Paula - Tia
 

 20. 
Which inequality is graphed below?
mc020-1.jpg
a.
x > 4
b.
x > 5
c.
x < 4
d.
x < 5
 

 21. 
Write an equation for the sentence.
9 seconds more than s seconds is 18 seconds.
a.
9 – s= 18
c.
9 = s + 18
b.
s + 9 = 18
d.
9 s = 18
 

 22. 
A mouse can run less than 8 miles per hour. Use the inequality mc022-1.jpg. What is one possible speed for a mouse?
a.
7 miles per hour
c.
11 miles per hour
b.
9 miles per hour
d.
13 miles per hour
 

 23. 
Write an equation for the sentence.
p pints less than 13 pints is 5 pints.
a.
13 – p = 5
c.
p – 5 = 13
b.
p – 13 = 5
d.
p < 13
 

 24. 
Use Spinner 2. What is the probability of spinning a 1?

SPINNER 1
mc024-1.jpg
SPINNER 2
mc024-2.jpg
a.
mc024-3.jpg
b.
mc024-4.jpg
c.
mc024-5.jpg
d.
mc024-6.jpg
 

 25. 
Suppose these letters are on cards.
mc025-1.jpg
Predict how many times you would pick the letter H when you pick a letter 40 times. You put the letter back each time.
a.
40 times
c.
6 times
b.
8 times
d.
1 time
 



 
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