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WorksheetsProbability - REVIEW and PRACTICE
Total questions: 36
Worksheet time: 3hrs 0mins
Two dice are rolled and it is recorded whether the result on each is odd or even. What is the probability both are odd?
1/4
1/2
2/4
3/4
Two dice are rolled and it is recorded whether the result on each is odd or even. What is the probability that one is even and one is odd?
1/2
1/4
3/4
1/3
A coin is tossed and a die is rolled. What is the probability that the coin shows tails and the die shows a two?
1/12
1/4
1/2
1/24
A box contains 5 purple marbles, 3 green marbles and 2 orange marbles. Draws are made and then the marbles are not replaced. What is the probability of both marbles picked are purple? P(purple, purple)
22%
12%
30%
10%
What is the probability of flipping a coin
3 times and getting 3 heads?
1/8
1/4
1/2
3/4
You roll two die.
What is the probability you will roll a 4, then roll a number less than 3?
1/36
1/18
1/9
1/6
A coin is tossed and a single die is rolled. What is the theoretical probability that the coin shows tails and the die show a number greater than 4?
1/2
1/3
4/6
1/6
If you roll a die 36 times, how many times can you reasonably expect to roll a 4?
5
4
6
7
Which of the following shows the correct tree diagram for flipping a coin 3 times?
What is the probability you will roll a 4, then roll a number less than 3?
A bag has 3 red marbles, 5 blue and 2 yellow. What is the probability of pulling a red, replacing it or putting it back in and then picking a yellow?
2%
10%
12%
6%
The probability of winning a game is 25%. How many times should you expect to win if you play 16 games?
2
10
4
11
1/32
120
10
32
What is the probability of spinning a 3 and drawing an A, P(3 and A)?
2/8
1/4
1/16
1/8
To find the probability of multiple INDEPENDENT events...
Find the probability of event #1
Find the probability of event #2
Add the probability of both event #1 & event #2
Multiply the probability of both event #1 & event #2
A bag has 6 black checkers and 4 red checkers.
Find the probability of drawing a black checker from a bag , NOT replacing it, and drawing another black checker.
23%
33%
39%
28%
To find the probability of 2 or more events, you have to ________ the probability of each event.
multiply
divide
add
subtract
What is the probability of selecting an orange candy, putting in back, and selecting an orange candy again?
(not a trick.... what are the only color candies you see?!)
0%
25%
50%
100%
Cash has a treat bag containing 3 lollipops and 2 gum balls. Cash will select a treat, not replace it, and then select a second treat. What is the probability Cash will select a gum ball then a lollipop.
20%
30%
40%
50%
