Question
From a pool of 9 science students and 5 commerce students, a group of 8 students is to be selected. Find the number of ways to form the group such that at least 6 science students are included.
More Permutation and combination Questions
- In how many ways can the letters of the word ‘EDUCATION’ be arranged such that the vowels take the odd positions?
- How many four-letter words without repetition having exactly two vowels can be formed by using the letters of the word "NATURES"?
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- From the digits 1, 2, 3, 4, 5, 6 and 7, how many 4‑digit even numbers can be formed without repetition?
- What will be the number of permutations of n different things, taken r at a time, where repeatition is allowed?
- A group consists of 6 boys and 8 girls. In how many ways can 2 boys and 3 girls be selected from the group?
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- 8 students appear in an examination. In how many ways can the result be announced?
- How many different words can be formed with the letters of the word PRACTICE such that each of the word begin with E and ends with R?
- 30 junior and 38 senior participants participate in a tournament. Each pair of juniors plays one match, and each pair of seniors plays one match. Number of...
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