Practice mode / 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 Report a problem How we write and check questions
Question 01 / 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 02 / 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
Question 03 / Probability Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at random. What is the probability that the ticket drawn has a number which is a multiple of 3 or 5? A Option A: 1/2 B Option B: 2/5 C Option C: 8/15 D Option D: 9/20 Correct answer D. 9/20 Show answer Open question
Question 04 / Probability Pakistan is playing a cricket match against Australia. If the probability that Pakistan will win is 4/11 and that of Australia will win is 2/11. What is the probability that match will be draw. A Option A: 5/11 B Option B: 6/11 C Option C: 9/11 D Option D: 10/11 Correct answer A. 5/11 Show answer Open question
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