Practice mode / Probability Two dice are thrown simultaneously. What is the probability of getting two numbers whose product is even? A Option A: 1/2 B Option B: 3/4 C Option C: 3/8 D Option D: 5/16 Correct answer B. 3/4 Show answer Report a problem How we write and check questions
Question 01 / Probability Three unbiased coins are tossed. What is the probability of getting at most two heads? A Option A: 3/4 B Option B: 1/4 C Option C: 3/8 D Option D: 7/8 Correct answer D. 7/8 Show answer Open question
Question 02 / Probability What is the probability of getting a sum 9 from two throws of a dice? A Option A: 1/6 B Option B: 1/8 C Option C: 1/9 D Option D: 1/12 Correct answer C. 1/9 Show answer Open question
Question 03 / Probability In a box, there are 8 red, 7 blue and 6 green balls. One ball is picked up randomly. What is the probability that it is neither red nor green? A Option A: 1/3 B Option B: 3/4 C Option C: 7/19 D Option D: 8/21 E Option E: 9/21 Correct answer A. 1/3 Show answer Open question
Question 04 / Probability A bag contains 2 red, 3 green and 2 blue balls. Two balls are drawn at random. What is the probability that none of the balls drawn is blue? A Option A: 10/21 B Option B: 11/21 C Option C: 2/7 D Option D: 5/7 Correct answer A. 10/21 Show answer Open question
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