Express 252 as a product of primes. (A) 2 * 2 * 3 * 3 * 7 (B) 3* 3 * 3 * 3 *… Read More
Tag Archives: QA – Placement Quizzes
If 6 men and 8 boys can do a piece of work in 10 days while 26 men and 48 boys can do the same… Read More
The least number which when divided by 5, 6, 7 and 8 leaves a remainder of 3, but when divided by 9 leaves no remainder,… Read More
A, B and C start at the same time in the same direction to run around a circular track. A completes a round in 252… 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
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