Algebra
A141-Probability of Compound Events
1. You roll a single die numbered 1 to 6 twice. What
is the probability that you roll an even number and
then a 5?
A) 1
C) 1
2
6
B)
1
3
D)
1
12
2. A jar contains 5 red marbles, 4 blue marbles, 8
green marbles and 7 clear marbles. What is the
probability of drawing a red marble and then a green
marble? (Assuming the marbles are put back in before
selecting the next marble.)
A) 3
C) 9
7
12
B)
5
72
D)
7
156
3. A student has letter tiles to spell out the word
4. In a deck of 52 playing cards, what is the probability
Mississippi. What is the probability of choosing an S of drawing a spade and then a king, if each card is
and then an M? (Assuming the tiles are replaced
returned before selecting the next?
before selecting the next.)
A) 1
C) 26
4
A) 2
C)
52
507
56
121
B) 38
D) 30
1
5
B)
D)
357
406
12
152
5. There are 10 numbers on a spinner from 1-10.
What is the probability that a spinner will land on a
3 and then a 3 again?
1
1
A)
C)
100
2
1
200
B)
1
10
D)
7. A bag contains 3 Hershey bars, 5 Kit Kat bars, 4
Snicker bars, and 2 Milky Way bars. What is the
probability of picking a Kit Kat bar, and then a
Milky Way? (Assuming the chocolate bars are
replaced before selecting the next bar)
5
A)
C) 5
196
98
B)
7
28
D)
1
14
6. You have 3 quarters, 4 dimes and 7 nickels in your
pocket. What is the probability that you will draw a
dime and then a quarter (after you put the dime back in
your pocket)?
A) 7
C) 13
87
212
B) 6
D) 21
98
368
8. A carnival raffle wheel has 8 sections, numbered 18. What is the probability that the wheel will land on
an even section twice?
A)
1
4
C)
B)
4
8
D) 1
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1
2
Algebra
A141-Probability of Compound Events
9. Cassie has five bracelets (blue, silver, purple,
green, and red) and four necklaces (orange, black,
silver, and pink) in her jewelry box. If she were to
blindly choose a bracelet and necklace, what is the
probability of both being the same color?
A) 1
C) 2
9
9
B)
1
20
D) 1
5
10. A teacher has letter tiles to spell the word
PRECALCULUS, what is the probability that a vowel
will be chosen and then a C, assuming each letter is
replaced before selecting the next?
A) 3
C) 9
74
87
B)
8
121
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D)
1
12