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A2 Acc Probability Review (Unit 7) Flashcards | StudBud
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A2 Acc Probability Review (Unit 7)
A2 Acc Probability Review (Unit 7)
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Questions
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Answers
1
What is the probability of getting tails twice in a row when flipping a coin?
50%
25%
75%
100%
2
If spun twice, find the probability of spinning a 3, then an even number.
6.25%
50%
12.5%
25%
3
A bag has 10 blue, 4 green, and 2 yellow marbles. Find P(NOT blue)?
3/8
5/8
10/15
2/3
4
When you roll a 6-sided die, what is the probability of rolling higher than 2?
1/6
4/6
2/3
1/3
5
20 students are in a spelling bee. How many ways can 1st and 2nd places be awarded?
40
190
380
400
6
Some license plates come in 4 digits using 1-9 with no repeats. How many ways are possible?
3,024
9
362,880
36
7
Shoes come in mens & womens and colors tan, black, & blue. How many different shoes are there?
4
6
5
8
8
100 students were surveyed. What is the experimental probability that fall is their favorite?
12%
9%
24%
55%
9
15 people are in a PE class. If 4 are selected for a team, how many ways can the teams be made?
1,365
32,760
60
none of the above
10
5 blue, 8 yellow, 2 red marbles. If you pick a marble 90 times, how many should be yellow?
720
48
30
12
