Question
In May 2021, which country successfully achieved landing
of unscrewed spacecraft on Mars?Solution
 In May 2021, China successfully achieved landing of unscrewed spacecraft on Mars.
How many four-letter words without repetition having exactly two vowels can be formed by using the letters of the word "MISTAKE"?
A letter is randomly selected from the word "DETACHMENT." What is the probability that the selected letter is a vowel?
Five toys out of which 2 are identical robots and the rest are different action figures are to be arranged in a row. Find the number of arrangements in ...
In how many different ways can 4 blue beads and 3 red beads be arranged in a row such that all the blue beads are together and all the red beads are tog...
In how many different ways can the letters of the word “DISCHARGE” be arranged in such a way that the vowels always come together?
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An examinee is required to answer the eight questions out of 16 questions which are divided into two groups each containing eight questions each and he...
In how many different ways can the letters of the word ‘PADDLED’ be arranged?
A team of 4 men and 2 women is to be selected out of 8 men and 4 women. If only one man and one woman remain in the team, then what will be the total nu...
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