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WorksheetsMastering Probability Calculations
Total questions: 15
Worksheet time: 8mins
What is the probability of rolling a sum of 7 with two dice?
1/6
1/4
1/12
1/8
If a bag contains 3 red balls and 2 blue balls, what is the probability of drawing a red ball?
4/5
2/5
3/5
1/2
A card is drawn from a standard deck of 52 cards. What is the probability of drawing a heart?
1/3
1/5
1/2
1/4
In a class of 30 students, 18 are girls. What is the probability of randomly selecting a boy?
0.3
0.6
0.5
0.4
If you flip a coin three times, what is the probability of getting exactly two heads?
0.25
0.375
0.5
0.625
A box contains 5 white and 3 black marbles. What is the probability of picking a black marble?
1/2
3/8
2/8
4/8
What is the probability of rolling an even number on a six-sided die?
1/2
3/6
2/3
1/3
If a spinner is divided into 4 equal sections numbered 1 to 4, what is the probability of landing on a 3?
1/2
2/4
1/3
1/4
In a lottery with 50 numbers, what is the probability of selecting the winning number?
1/50
1/25
1/10
1/100
If you draw two cards from a deck without replacement, what is the probability that both are aces?
1/221
1/44
1/13
1/52
What is the probability of getting at least one tail when flipping a coin twice?
1.0
0.25
0.75
0.5
A bag contains 4 green and 6 yellow candies. What is the probability of picking a green candy?
3/5
2/5
1/3
4/10
If a die is rolled, what is the probability of rolling a number greater than 4?
1/2
1/3
2/3
1/4
In a group of 10 people, what is the probability of randomly selecting a person who is taller than 6 feet?
There are exactly 5 people taller than 6 feet.
Cannot determine without additional information about the heights of the individuals.
The probability is 1.0.
The probability is 0.5.
If you roll two dice, what is the probability that the sum is greater than 8?
5/18
2/9
1/6
1/3
