CTET Paper II (Upper Primary: Class 6-8)

Probability - Basic Concepts Theoretical Experimental Probability question bank (Mathematics & Science)

Practice 31 free CTET Paper II (Upper Primary: Class 6-8) Mathematics & Science - Probability - Basic Concepts Theoretical Experimental Probability questions with answers and step-by-step solutions.

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Q1.

A standard fair six-sided die is rolled twice. What is the theoretical probability of getting a sum that is a prime number?

Topic: Probability - Basic Concepts Theoretical Experimental Probability | Source: AI Generated (CTET Paper II (Upper Primary: Class 6-8))

(A)
5/12
(B)
1/2
(C)
7/36
(D)
1/3
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Q2.

A bag contains 4 red marbles, 6 blue marbles, and some green marbles. If the experimental probability of drawing a green marble in 50 trials was found to be 0.20, how many green marbles are in the bag?

Topic: Probability - Basic Concepts Theoretical Experimental Probability | Source: AI Generated (CTET Paper II (Upper Primary: Class 6-8))

(A)
5
(B)
10
(C)
8
(D)
12
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