Question
In how many ways can 4 boys and 3 girls can be seated in a row so that they are in alternate position.
More Permutation and combination Questions
- 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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- 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.
- How many 5-digit numbers can be formed using digits 1–7 such that digits are odd-even-odd-even-odd?
- How many 4-digit even numbers can be formed using digits 1, 2, 3, 4, 5, 6 without repetition?
- How many four digit numbers greater than 5000 can be formed with the digits 4 ,5, 7, 8, and 9?
- Seven children are to be seated for a group photo. Three are cousins and should not sit together. In how many ways can this be done?
- In how many ways can 4 boys and 3 girls can be seated in a row so that they are in alternate position.
- A group consists of 9 boys and 8 girls. In how many ways can 3 boys and 5 girls be selected from the group?
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