10 Questions |
By Bheaton1 | Last updated: Jan 29, 2013
| Total Attempts: 3367
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Students will find the probability of mutually exclusive events. MM1D2 a
Questions and Answers
1.
From a standard deck of cards, find the probability of picking a queen or an even number.
A.
4/13
B.
6/13
C.
6/169
D.
5/13
2.
There are 6 red, 5 blue, 3 green and 1 yellow marbles in a jar. Jada picks a marble without looking. What is the probability Jada picks a red or yellow marble?
A.
7/15
B.
2/75
C.
7/30
D.
1/35
3.
Scott rolls a six sided number cube (a dice). What is the probability that the number rolled is an even or a 5?
A.
1/2
B.
1/3
C.
2/3
D.
1/12
4.
A teacher has 9 red crayons, 4 blue crayons, 7 purple crayons, and 5 black crayons in abasket. A student reaches into the basket and randomly selects a crayon. What is theprobability that the crayon will be either blue or black?
A.
4/16
B.
13/25
C.
9/25
D.
9/16
5.
A teacher has 9 red crayons, 4 blue crayons, 7 purple crayons, and 5 black crayons in abasket. A student reaches into the basket and randomly selects a crayon. What is theprobability that the crayon will be either red or purple?
A.
9/16
B.
16/25
C.
7/25
D.
7/16
6.
From a standard deck of cards, find the probability of picking a heart or spade.
A.
1/16
B.
1
C.
1/4
D.
1/2
7.
Jalen rolls a six sided number cube (a dice). What is the probability that the number rolled is a 2 or a number greater than 3?
A.
2/3
B.
1/2
C.
5/6
D.
1/9
8.
There are 10 red, 5 blue, 3 green and 2 yellow marbles in a jar. Mark picks a marble without looking. What is the probability Mark picks a green or yellow marble?
A.
3/10
B.
1/4
C.
3/5
D.
1/3
9.
Tre has 5 t-shirts, 4 dress shirts and 3 polo shirts in his closet. If he reaches in without looking what is the probability he will pick a t-shirt or a polo shirt?
10.
There are 5 basketballs, 4 soccer balls and 6 footballs in a ball bin. If a student chooses a ball at random from the bin, what is the probability the student will pick a football or a basketball?
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Sample Question
In a class, there are 12 boys and 16 girls. One of them is called out by an enroll number, what is the probability that the one called is a girl?
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