Top 20 MCQs on arrangements, selections and basic probability. Crucial for tech interviews!
In how many ways can 5 books be arranged on a shelf?
How many 3-digit numbers can be formed using digits 1, 2, 3, 4, 5 without repetition?
In how many ways can a committee of 3 be chosen from 8 people?
A coin is tossed 3 times. What is the probability of getting exactly 2 heads?
A card is drawn from a standard deck of 52 cards. What is the probability that it is a King?
How many ways can the letters of the word 'LEVEL' be arranged?
Two dice are thrown simultaneously. What is the probability of getting a sum of 7?
In how many ways can 4 boys and 3 girls sit in a row so that no two girls sit together?
A bag has 4 red and 6 blue balls. 2 balls are drawn at random. P(both red)?
How many 4-letter words can be formed from 'COMBINATION'?
If P(A) = 0.6, P(B) = 0.4, and A and B are independent, find P(A and B).
In a group of 10, 6 are male. 2 persons are chosen. P(both are female)?
In how many ways can 6 people be seated in a circle?
A die is thrown twice. What is the probability that the sum is a prime number?
From 5 consonants and 4 vowels, how many words can be formed with 3 consonants and 2 vowels?
What is the value of C(10, 3)?
A bag contains 3 red, 4 green, and 5 blue balls. If 2 are drawn, P(one green and one blue)?
How many ways can 8 people be divided into two teams of 4?
Three cards are drawn from a 52-card deck. What is the probability that all three are aces?
In how many ways can the letters of 'MATHEMATICS' be arranged?
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