Question
In how many ways can 12 girls be seated in a row of 50 seats so that no girl sits on the adjacent seat?
More Permutation and combination Questions
- Seven people are to be arranged on seven chairs. Among them, there are three friends who should not sit together. Find the number of valid arrangements.
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- In how many different ways can the letters of the word "BANK" be arranged?
- In how ways can the selection be made so that a particular member is always included?
- From 6 officers and 8 Jawans, in how many ways can 5 be chosen to include exactly 3 officers?
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- How many four-letter words without repetition having exactly two vowels can be formed by using the letters of the word "MONARCH"?
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- In how many different ways can the letter of the word ‘PRAISE’ be arranged?
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