This set of Aptitude Questions and Answers (MCQs) focuses on “Dice”.
1. An unbiased dice is thrown. What are the total number of possible outcomes?
a) 18
b) 12
c) 6
d) 24
View Answer
Explanation:
Possible outcomes = 1, 2, 3, 4, 5, 6
Thus, total number of possible outcomes when an unbiased dice is thrown are 6.
2. An unbiased dice is thrown. What is the probability of getting 3?
a) 1 / 6
b) 1 / 3
c) 1 / 2
d) 2 / 3
View Answer
Explanation:
Possible outcomes = 1, 2, 3, 4, 5, 6
Favorable outcome = 3
Probability = 1 / 6
3. An unbiased dice is thrown. What is the probability of getting 8?
a) 1
b) 0
c) 1 / 2
d) 1 / 6
View Answer
Explanation:
Possible outcomes = 1, 2, 3, 4, 5, 6
Favorable outcome = 0
Probability = 0 / 6 = 0
4. An unbiased dice is thrown. What is the probability of getting a number greater than and equal to 3?
a) 2 / 3
b) 1 / 3
c) 1 / 6
d) 3 / 4
View Answer
Explanation:
Possible outcomes = 1, 2, 3, 4, 5, 6
Favorable outcome = 3, 4, 5, 6
Probability = 4 / 6 = 2 / 3
5. An unbiased dice is thrown. What is the probability of getting a number less than 3?
a) 5 / 6
b) 2 / 3
c) 1 / 3
d) 1 / 6
View Answer
Explanation:
Possible outcomes = 1, 2, 3, 4, 5, 6
Favorable outcome = 1, 2
Probability = 2 / 6 = 1 / 3
6. An unbiased dice is thrown. What is the probability of getting an odd number?
a) 2 / 3
b) 1 / 6
c) 1 / 3
d) 1 / 2
View Answer
Explanation:
Possible outcomes = 1, 2, 3, 4, 5, 6
Favorable outcome = 1, 3, 5
Probability = 3 / 6 = 1 / 2
7. An unbiased dice is thrown. What is the probability of getting 5 or a greater number?
a) 1 / 3
b) 1 / 3
c) 5 / 6
d) 2 / 3
View Answer
Explanation:
Possible outcomes = 1, 2, 3, 4, 5, 6
Favorable outcome = 5, 6
Probability = 2 / 6 = 1 / 3
8. An unbiased dice is thrown. What is the probability of getting an even number greater than 3?
a) 4 / 6
b) 5 / 6
c) 2 / 6
d) 3 / 6
View Answer
Explanation:
Possible outcomes = 1, 2, 3, 4, 5, 6
Favorable outcome = 4, 6
Probability = 2 / 6
9. An unbiased dice is thrown. What is the probability of getting an even number greater than 0?
a) 0
b) 1
c) 1 / 2
d) 6
View Answer
Explanation:
Possible outcomes = 1, 2, 3, 4, 5, 6
Favorable outcome = 1, 2, 3, 4, 5, 6
Probability = 6 / 6 = 1
10. n dice are thrown simultaneously. What is the total number of possible outcomes?
a) 6n
b) 6n / 3
c) n6 / 2
d) 3n2
View Answer
Explanation: Given,
Number of dice = n
Total number of possible outcomes = 6n as according to the theory of combination we can get 6 different outcomes in throw of a single dice and since n dice are thrown simultaneously. Thus, total possible outcomes will be represented by 6n.
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