## QA – Placement Quizzes | Probability | Question 15

A box contains 5 green, 4 yellow and 3 white balls. Three balls are drawn at random. What is the probability that they are not… Read More »

A box contains 5 green, 4 yellow and 3 white balls. Three balls are drawn at random. What is the probability that they are not… Read More »

Two cards are drawn together from a pack of 52 cards. What is the probability that one is a spade and one is a heart?… Read More »

From a pack of 52 cards, two cards are drawn together at random. What is the probability of both the cards being kings? (A) 1/15… Read More »

Two dice are thrown simultaneously. What is the probability of getting two numbers whose product is even? (A) 7/9 (B) 5/8 (C) 3/4 (D) 1/2… Read More »

What is the probability of getting a sum of 9 from two throws of a dice? (A) 1/3 (B) 1/6 (C) 1/9 (D) 1/12 Answer:… Read More »

The value of 75C2 is: (A) 1215 (B) 2315 (C) 2775 (D) 1675 Answer: (C) Explanation: 75C2 = 75! / (73! * 2!) = 75*74/2… Read More »

In how many different ways can the alphabets of the word ‘SCORING’ be arranged so that the vowels always come together? (A) 120 (B) 720… Read More »

In how many ways can the alphabets of the word ‘DERAIL’ be arranged so that the vowels come at the odd positions only? (A) 12… Read More »

Out of 8 boys and 10 girls, how many groups of 5 boys and 6 girls can be formed? (A) 11760 (B) 25200 (C) 720… Read More »

Out of 6 engineers and 4 doctors, how many groups of 4 professionals can be formed such that at least 1 engineer is always there?… Read More »

A box contains 2 red coins, 3 green coins and 4 blue coins. In how many ways can 3 coins be chosen such that at… Read More »

Out of 7 boys and 4 girls, how many queues of 3 boys and 2 girls can be formed? (A) 120 (B) 25200 (C) 24800… Read More »

What was the day of the week on January 1, 2001? (A) Sunday (B) Monday (C) Tuesday (D) Wednesday Answer: (B) Explanation: The number of… Read More »

What was the day of the week on January 30, 1948? (A) Sunday (B) Tuesday (C) Thursday (D) Friday Answer: (D) Explanation: The number of… Read More »

If January 1, 2016 was a Friday, what day of the week will be on January 1, 2017? (A) Sunday (B) Monday (C) Tuesday (D)… Read More »