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Probability
Math

 Name _____________________________ Date ___________________
Probability
Write whether each event is certain, likely, unlikely, or impossible.
1.
 The following coins are put in a bag:Describe the probability of picking a quarter.
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3.
 A glass jar contains a total of 36 marbles. The jar has green and yellow marbles. There are 30 green marbles. Describe the probability of picking a green marble.
4.
 A glass jar contains a total of 31 marbles. The jar has purple and green marbles. There are 24 purple marbles. Describe the probability of picking a green marble.

Write the probability.
1.   If one letter is chosen at random from the word flock, what is the probability that the letter chosen is the letter "f"?
 ____ out of   5
2.   A number cube has 6 sides. The sides have the numbers 1, 8, 5, 5, 3, and 9. If the cube is thrown once, what is the probability of rolling the number 1?
 1   out of ____
3.   A bag contains 5 blue marbles, 5 green marbles, 3 purple marbles, 5 red marbles, and 5 yellow marbles. What is the probability of pulling out a blue or a green marble?
 10   out of ____
4.   A number cube has 6 sides. The sides have the numbers 7, 7, 7, 7, 1, and 7. If the cube is thrown once, what is the probability of rolling the number 7?
 ____ out of   6

Write the probability.
1.   A number cube has 6 sides. The sides have the numbers 4, 8, 9, 9, 1, and 3. If the cube is thrown once, what is the probability of rolling an even number?
 ____ out of ____
2.   If one letter is chosen at random from the word electrocute, what is the probability that the letter chosen is the letter "c"?
 ____ out of ____
3.   A number cube has 6 sides. The sides are numbered 1 to 6. If the cube is thrown once, what is the probability of rolling an odd number?
 ____ out of ____
4.   A number cube has 6 sides. The sides have the numbers 5, 5, 2, 7, 4, and 5. If the cube is thrown once, what is the probability of rolling the number 4 or the number 5?
 ____ out of ____

 Key #2
Write the probability of spinning each letter.
1.
The letter A.
 1   out of ____
2.
The letter B.
 ____ out of   8
3.
The letter E.
 1   out of ____
4.
The letter G.
 ____ out of   7

Write whether each event is certain, likely, unlikely, or impossible.
1.
 The following coins are put in a bag:Describe the probability of picking a dime.
2.
 The following coins are put in a bag:Describe the probability of picking a dime.

Write the probability of spinning each letter.
1.
The letter F.
 ____ out of ____
2.
The letter A.
 ____ out of ____
3.
The letter A.
 ____ out of ____
4.
The letter F.
 ____ out of ____

Write the probability.
1.   If one letter is chosen at random from the word tweezers, what is the probability that the letter chosen is the letter "s"?
 ____ out of ____
2.   If one letter is chosen at random from the word display, what is the probability that the letter chosen is the letter "s"?
 ____ out of ____
3.   A number cube has 6 sides. The sides have the numbers 3, 5, 7, 4, 5, and 9. If the cube is thrown once, what is the probability of rolling the number 9 or the number 5?
 ____ out of ____
4.   A number cube has 6 sides. The sides have the numbers 2, 2, 1, 8, 2, and 2. If the cube is thrown once, what is the probability of rolling an even number?
 ____ out of ____

Sample
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