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Worksheets5.1-5.3 Probability QUIZ
Total questions: 15
Worksheet time: 17mins
Name
Class
Date
1.
A bag contains 9 green marbles, 5 yellow marbles and 6 red marbles. You choose one marble. What is the probability of selecting a green or red marble?
a)
8/15
b)
6/11
c)
3/4
d)
2/3
2.
If you roll one die, what is the probability of getting an even number or a multiple of 3?
a)
1/3
b)
2/3
c)
1/2
d)
1/6
3.
If you roll one die, what is the probability of getting an odd number or a 4?
a)
2/3
b)
1/3
c)
1/2
d)
1/6
4.
If you draw one card from a standard deck, what is the probability of drawing a spade or a red card?
a)
13/52
b)
26/52
c)
39/52
d)
Not possible
5.
Given events such that P(A) = 0.25, P(B) = 0.24, and P(A or B) = 0.56. Are events A and B mutually exclusive or not?
a)
Mutually Exclusive
b)
Not Mutually Exclusive
6.
What is the probability that they speak French given they are a girl?
a)
2.14
b)
.24
c)
.4
d)
.8571
7.
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
8.
What is the probability that a female is chose given they like a Toyota?
a)
.525
b)
.4627
c)
.6774
d)
.3143
9.
The probability that a women likes the color blue is 10%. The probability of being a women is 40%. What is the probability that the a women is chose given they liked the color blue?
a)
4
b)
.4
c)
.1
d)
.25
10.
A new credit card has been issued to 2000 customers. Of these customers, 1500 hold a Visa, 500 hold an AA card, and 40 hold a Visa and AA card. Find the probability that a random chosen customer holds a Visa and AA card, given they hold a Visa.
a)
.0267
b)
37.5
c)
.02
d)
.3333
11.
Suppose a number cube is rolled twice. What is the probability that an odd number will show both times?
a)
1/3
b)
1/2
c)
1/6
d)
1/4
12.
What is the probability of tossing a coin four times and getting tails each time?
a)
1/16
b)
1/8
c)
1/2
d)
1/4
13.
A coin is tossed and a number cube is rolled. Find the probability, P(heads and 7).
a)
1/14
b)
1/2
c)
0
d)
1/7
14.
Ten cards numbered 1-10 are placed in a hat. What is the probability of randomly drawing a card with an even number then a card with a number greater than or equal to five if the first card is replaced?
a)
1/4
b)
2/3
c)
3/10
d)
3/5
15.
There are 4 white marbles, 6 red marbles, and 2 blue marbles. Once a marble is selected, it is not replaced. Find the probability of selecting 2 blue marbles.
a)
1/2
b)
1/36
c)
1/6
d)
1/66
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