Percents And Probability Worksheet With Answers - Lesson 12-19 Page 11
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4923.
A professional basketball player was practicing free throws before a game. He made 12 of 15 shots.
Find the experimental probability he will make a free throw during the game based on his
practice shots.
24.
A game requires each player to roll two number cubes and sum the results.
+
1 2 3 4 5 6
Copy and complete the chart to find all the possible sums. The top row and left
1
2 3 4 5 6 7
column are the numbers rolled on each number cube. The interior of the chart
2
3 4 5 6 7 8
shows the corresponding sums.
3
a. Find P(sum of 2).
4
b. Find P(sum of 10).
5
c. In order to win the game, a player needs to roll a sum of 7. Find P(sum of 7).
6
d. Shelby has had 30 turns and still has not rolled a sum of 7. Do you think the
number cubes are fair? Explain.
use the given spinner to find each probability. Write each probability as a fraction, decimal and percent.
25.
P(blue)
8
1
26.
P(even number)
7
2
27.
P(red)
6
3
28.
P(6)
5
4
29.
P(9)
30.
Write two different probabilities from the spinner that have the same value. Show that the values of the
probabilities are equal.
Copy the checkerboard on your paper. Color it so the given probabilities are true if a dart is thrown at
random and lands somewhere on the board.
P(yellow) = 1 __
P(blue) = 1 _
31.
32.
12
2
P(red) = 1 _
P(green) = 1 _
33.
34.
4
6
35.
There are 10 red jelly beans, 6 pink jelly beans and 4 yellow jelly beans in a jar.
After each person picks a jelly bean without looking, it is put back in the jar before
the next person picks a jelly bean.
a. How many jelly beans are in the jar?
b. Jenny reaches in and grabs one jelly bean. Find P(red).
c. Justin reaches in and grabs one jelly bean. Find P(pink).
d. Nancy reaches in and grabs one jelly bean. Find P(yellow).
e. Which color is most likely to be chosen?
81
Lesson 13 ~ Probability
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