Join ExamsbookAnswer : 2. "7! x 6!"
The number of ways that 7 teachers and 6 students can sit around a table so that no two students are together is5
Q: The number of ways that 7 teachers and 6 students can sit around a table so that no two students are together is
- 17! x 7!false
- 27! x 6!true
- 36! x 6!false
- 47! x 5!false
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Answer : 2. "7! x 6!"
Explanation :
Answer: B) 7! x 6! Explanation: The students should sit in between two teachers. There are 7 gaps in between teachers when they sit in a roundtable. This can be done in 7P6ways. 7 teachers can sit in (7-1)! ways. Required no.of ways is = 7P6.6! = 7!.6!