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WorksheetsProbability Praxis Prep
Total questions: 11
Worksheet time: 1hrs 17mins
Name
Class
Date
1.
A regular 6-sided die is to be rolled one time. What is the probability that the number 5 is rolled?
a)
1/5
b)
5/6
c)
1/6
d)
6/5
2.
A regular 6-sided die is to be rolled once. What is the probability that a number less than or equal to 4 is rolled?
a)
1/2
b)
1/4
c)
5/6
d)
2/3
3.
You draw a marble from a bag that has 4 red, 2 blue, and 3 green, you also flip a fair coin. What is the probability you will draw a blue marble and flip a heads?
a)
1/9
b)
3/9
c)
3/6
d)
5/6
4.
If you choose 1 scoop of ice cream from 12 flavors and any 1 topping from a choice of 8, how many different ice-cream sundaes can you make?
a)
58
b)
96
c)
20
d)
192
5.
A box contains 5 purple marbles, 3 green marbles and 2 orange marbles. Draws are made without replacement. P(orange,green)
a)
1/15
b)
2/15
c)
3/31
d)
1/5
6.
Lisa flipped the same coin 3 times. What is the probability she obtained all tails?
a)
1/2
b)
1/4
c)
1/16
d)
1/8
7.
Which compound event if composed of dependent events?
a)
Selecting a candy bar from a bag eating the candy bar and selecting again
b)
Selecting a candy bar from a bag, deciding you don't want it, replace the candy bar and select again.
8.
Mary is a good student. The probability that she studies and passes her test is 3/5. If the probability that she studies is 8/9. What is the probability that she passes given that she studies?
a)
27/40
b)
1.48
c)
.008
d)
.0593
9.
What is the probability that a student does play a sport given they do not play an instrument?
a)
.2
b)
.2222
c)
.10
d)
.5
10.
P(Sandals|Pants):
a)
4/20
b)
6/15
c)
1/2
d)
2/7
11.
P(Pizza|Senior):
a)
10/15
b)
4/5
c)
2/3
d)
10/5
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