# Probability Game Questions by y1W1WBMq

VIEWS: 15 PAGES: 9

• pg 1
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What is the probability of an event that is impossible?   What is the probability of an event that always happens?

0                                                          1

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Which of the following is more likely to occur?            Which of the following is more likely to occur?
¾ or 70%                                                   1/3 or 35%

¾                                                        35%

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Which of the following is more likely to occur?            Which of the following is more likely to occur?
½ or 50%                                                   ¼ or 20%

same                                                         ¼

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When flipping a fair coin, what is the probability of      If a person rolls two dice, what is the probability of
the coin landing “tails”?                                    getting a five as the sum?

½ or 50%                                              4/36 or 1/9 or ≈11%

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If a person rolls two dice, what is the probability of     If a person rolls two dice, what is the probability of
getting a nine as the sum?                                  getting a six as the sum?

4/36 or 1/9 or ≈11%                                                5/36
Page 2

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Max has 5 coins in his pocket that total 47 cents. What     What is the probability that a card randomly selected
is the probability that he will reach into his pocket and    from a standard deck will be a king and a club?
pull out a dime?
1/52
1/5 or 20%

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Max has 5 coins in his pocket that total 47 cents. What     What is the probability that a card randomly selected
is the probability that he will reach into his pocket and     from a standard deck will be a nine or a heart?
pull out a penny?
16/52 or 4/13
2/5 or 40%

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Max has 5 coins in his pocket that total 47 cents. What     What is the probability that a card randomly selected
is the probability that he will reach into his pocket and    from a standard deck will be a nine or a queen?
pull out a quarter?
8/52 or 2/13
1/5 or 20%

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Levi has 3 blue shirts and 1 red shirt.. What is the      What is the probability that a card randomly selected
probability that he will wear a blue shirt?           from a standard deck will be a nine and a red card?

¾ or 75%                                                  2/52 or 1/26

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A jar contains 2 red, 3 blue, and 4 green marbles. Tom      A jar contains 2 red, 3 blue, and 4 green marbles. Niki
draws one marble from the jar, what is the probability      draws one marble from the jar, what is the probability
that the marble is red?                                    that the marble is green?

2/9 or ≈22%                                                4/9 or ≈44%
Page 3

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What is the probability that the spinner will land on a
vowel both times, if the spinner is spun                       What is the probability that the spinner will land on a
twice? The spinner is divided into equal                       “R” if the spinner is spun once? The
parts.                                                         spinner is divided into equal parts.

9/36 or 1/4                                                  1/6

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What is the probability that the spinner will land on a
“F” or a “R”, if the spinner is spun once?                     What is the probability that the spinner will land on a
The spinner is divided into equal parts.                       vowel, if the spinner is spun once? The
spinner is divided into equal parts.
2/6 or 1/3
1/6

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A yogurt shop offers four different flavors of frozen           A yogurt shop offers three different flavors of frozen
yogurt and eleven different toppings. How many               yogurt and eleven different toppings. How many choices
choices are possible for a single serving of frozen           are possible for a single serving of frozen yogurt with
yogurt with one topping?                                                one topping?

44                                                              33

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Stanwood Builders has a development of new homes.
There are four different floor plans, four exterior             A number cube with the numbers 1 through 6 is rolled.
colors, and an option of either a one-car or a two-car           Find the probability of rolling a number less than 6.
garage. How many choices are there for one home?
5/6
32

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The table shows the drink preferences of 50
You mix the letters S, E, M, I, T, R, O, P, I, C, A, and L               shoppers at the mall. What is the probability that
thoroughly. Without looking, you draw one letter. Find the                 one shopper, selected at random from the 50
probability of picking an “I”.                               surveyed, preferred either Drink D or Drink E?

2/12 or 1/6                                                        19/50
Page 4

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throws and made 16. What is the experimental              throws and made 11. What is the experimental
probability of you making a free throw in your next       probability of you making a free throw in your next
game? (Give answer as a percent.)                         game? (Give answer as a percent.)

64%                                                       44%

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From a barrel of colored marbles, you randomly select      From a barrel of colored marbles, you randomly select
7 blue, 5 yellow, 8 red, 4 green, and 6 purple marbles.    7 blue, 5 yellow, 8 red, 4 green, and 6 purple marbles.
Find the experimental probability of randomly         Find the experimental probability of randomly selecting
selecting a marble that is NOT yellow.                         a marble that is green or purple.

25/30                                                  10/30 or 1/3

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From a barrel of colored marbles, you randomly select      From a barrel of colored marbles, you randomly select
7 blue, 5 yellow, 8 red, 4 green, and 6 purple marbles.    7 blue, 5 yellow, 8 red, 4 green, and 6 purple marbles.
Find the experimental probability of randomly         Find the experimental probability of randomly selecting
selecting a marble that is yellow.                             a marble that is NOT red.

5/30                                                      22/30

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From a barrel of colored marbles, you randomly select
A coin is tossed and a number cube is rolled. What is      7 blue, 5 yellow, 8 red, 4 green, and 6 purple marbles.
the probability that the coin shows heads and the       Find the experimental probability of randomly selecting
number cube shows 2?                                         a marble that is blue.

1/12                                                      7/30

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From a barrel of colored marbles, you randomly select
A coin is tossed and a number cube is rolled. What is      7 blue, 5 yellow, 8 red, 4 green, and 6 purple marbles.
the probability that the coin shows tails and the       Find the experimental probability of randomly selecting
number cube shows a number less than 4?                           a marble that is not blue or red.

¼                                                    15/30 or 1/2
Page 5

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If a letter in the word “MICHIGAN” is randomly                If a letter in the word “BASEBALL” is randomly
selected, what is the probability that the letter selected    selected, what is the probability that the letter selected
will be an “I” or an “A”?                                     will be a “B” or an “L”?

3/8                                                        4/8 or ½

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What is the probability of selecting 1 blue marble         What is the probability of selecting 1 red marble from a
from a bag of 4 blue marbles and 7 red marbles?                  bag of 4 blue marbles and 7 red marbles?

4/11                                                          7/11

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An apartment complex is offering a raffle with a 1 in         An apartment complex is offering a raffle with a 1 in
50 probability of winning a car. What decimal                200 probability of winning a car. What decimal
represents the probability of winning a car?                  represents the probability of winning a car?

0.02                                                          0.005

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Fourteen out of 20 students in Mrs. Taylor’s wore red         Fourteen out of 20 students in Mrs. Taylor’s wore red
today. What is the probability that a student selected       today. What is the probability that a student selected at
percent.                                                      percent.

70%                                                           30%

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What is the probability of selecting 1 yellow marble        What is the probability of selecting 1 green marble from
from a bag of 4 yellow marbles and 3 green marbles?             a bag of 4 yellow marbles and 3 green marbles?

4/7                                                           3/7
Page 6

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If the chance of rain tomorrow is 60%, is it more         The weather forecast stated that the chance of rain for
likely to rain or not to rain?                 Wednesday is 40%. Does this forecast mean that it is
more likely to rain or not to rain?
Rain
Not to rain

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What is the probability of drawing a “heart” from a         What is the probability of drawing a “spade” from a
normal deck of 52 cards?                                    normal deck of 52 cards?

13/52 or ¼                                                  13/52 or 1/4

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What is the probability that a coin will land heads up     What is the probability of rolling a six with one roll of a
three times in three tosses?                                        pair of dice?

1/8                                                         5/36

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Jim tossed a coin once and it turned up heads. What is
What is the probability of rolling a nine with one roll    the probability that he will get heads on the next toss of
of a pair of dice?                                                the coin?

4/36 or 1/9                                                      ½

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With one roll of a pair of dice, what is the probability
of rolling a number greater than 9?                 What is the probability that a coin will land heads up
twice and tails up once in three tosses?
6/36 or 1/6
3/8
Page 7

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Find the relative frequency of the players wearing a        What is the probability of picking a square with a
shirt with the color red. If it is more than 1/2, then           question mark from the game board?
take a bonus roll. Move that many spaces forward.

10                                                        10
Count the number of spaces you are from the finish      What is the probability of picking a square with a “10”
line. If fewer than 10, go back 2 spaces. If more than                    from the game board?
10, go forward 2 spaces. If equal to 10, stay where
you are.                                                4/36 or 1/9

10                                                        10
Send any player back to Start.                 Move forward 2 spaces, or move another player back 5
Say you’re sorry, even if you’re not.                                   spaces.

10                                                        10
Move forward 2 spaces, or move every player back 1         Roll 2 dice. Multiply them together. If the number is
space.                               greater than the number of people in the classroom, then

10                                                        10
What is the probability of picking a square with       What is the relative frequency of boys in the classroom?
nothing from the game board?                    If it is more than 50%, then move ahead 2 spaces.

10/36 or 5/18
.
Page 8

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Roll 2 dice. If the sum is 10, go to the next “?” space.   What is the relative frequency of girls in the classroom?
Follow directions on the “?” card.                 If it is more than 50%, then move ahead 2 spaces.

10                                                         10
If an opponent has an October birthday, move ahead 5           What is the relative frequency of students in the
spaces.                             classroom wearing tennis shoes? If it is more than 75%,

10                                                         10
If an opponent has more than 6 people living in their       If an opponent is an only child, move ahead 3 spaces.
home, then move ahead 3 spaces.

10                                                         10
If an opponent has a June birthday, move ahead 4         What is the probability of rolling a number greater than
spaces.                                             7 with a pair of dice?

15/36 or 5/12

10                                                         10
If your teacher is wearing glasses, then move ahead 2       What is the probability of rolling a number less than 6
spaces.                                              with a pair of dice?

10/36 or 5/18
Page 9

10                                                      10
If your uncle is going to send you a letter in June,    Name an event that will have a probability of 50%. If
what is the probability it will arrive on June 8?    correct move ahead 2 spaces, if not move back 1 space.

1/30, move 1 space if correct

10                                                      10
You have a choice of picking a number less than 4 or
picking a number greater than 4. If your number         Pick a number between 1 and 6. Roll the die, if your
comes up then move 1 space ahead if you picked a            number comes up, then move ahead 2 spaces.
number less than 4, but 3 spaces ahead if you picked a
number greater than 4.

10                                                      10
Name something that has a probability of 0. If correct   Name something that has a probability of 1. If correct
move ahead 2, if not move back 1.                       move ahead 2, if not move back 1.

10                                                      10
Roll 2 die, if the sum is less than 5, move ahead 2        What is the relative frequency of students in the
spaces.                           classroom that are in band? If more than 50%, move