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- 1. Fill in the Blank
A bag contains 3 red marbles, 2 white marbles, 5 maroon marbles and 2 blue marble.
What is the probability of reaching into the bag and selecting a blue marble?
- 2. Fill in the Blank
A bag contains 3 red marbles, 2 white marbles, 5 maroon marbles and 2 blue marble.
What is the probability of reaching into the bag and NOT selecting a red marble?
- 3. Fill in the Blank
Roll a dice and add up the sum of the two numbers. Make a tree diagram or area model to show all possible outcomes.
What is the probability of rolling a sum of 9?
- 4. Multiple Choice
Which of the following is true about probability?
(Hint: There can be more than one correct answer)
Probability is expressed as desired outcomes over total outcomes.
The probability of an even falls between 0 and 1.
Probability is expressed as desired outcomes over undesired outcomes.
Probability can be expressed as a fraction, a decimal or a percent.
- 5. Multiple Choice
What is the probabilty of landing in the shaded region of the target?
3/5
9/25
16/25
2/5
- 6. Multiple Choice
What is the probabilty of hitting the target and landing in the shaded region?
1/3
2/3
1/9
8/9
- 7. Multiple Choice
A deck of cards has four suits (hearts, diamonds, spades, clubs). Each suit has 13 cards (2-10, king, queen, jack, ace). Heart and diamonds are red, and clubs and spades are black.
What is the probability of picking a spade from the deck?
1/4
1/13
1/2
9/13
- 8. Multiple Choice
A deck of cards has four suits (hearts, diamonds, spades, clubs). Each suit has 13 cards (2-10, king, queen, jack, ace). Heart and diamonds are red, and clubs and spades are black.
What is the probability of picking a red face card from the deck?
3/26
3/52
3/16
6/13
- 9. Multiple Choice
About 2 in 11 people "win" the during the McDonalds Monopoly contest. How many times should someone expect to "win" if they eat at McDonalds once a day for 44 days?
4 times
11 times
8 times
22 times
- 10. Multiple Choice
3% of all ballots are rejected by voting machines and have to be counted by hand. If 1,500 ballots are processed by a voting machine, how many of those will have to be counted by hand?
45 ballots
450 ballots
1,455 ballots
15 ballots
- 11. Multiple Choice
A student rolls a six-sided die and pulls a card from standard deck of cards. What is the probability of the student rolling a 4 AND pullling a heart from the deck?
1/24
1/10
3/8
11/24
- 12. Multiple Choice
A student rolls a six-sided die and pulls a card from standard deck of cards.
What is the probability of the student rolling an even number on the dice OR pulling out a face card from the deck?
4/13
3/26
19/26
8/13
- 13. Multiple Choice
What is the probability of picking two cards such that the first card is a face card and the second card is an ace WITHOUT putting the original card back into the deck?
4/221
3/169
4/13
8/13
- 14. Multiple Choice
What is the probability of picking two cards from a standard deck such that the first is a face card and then the second card is an ace when you put the original card back in the deck?
3/169
3/13
4/13
3/104
- 15. Multiple Choice
A certain game has a spinner with four equalsectors (red, yellow, green, blue) and a rolling a 12-sided die with numbers 1-12 on it. What is the probability of winning the game when the spinner needs to land on red AND the player has to roll a prime number?
5/48
7/48
1/4
9/16
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