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Seven people are in an elevator which stops at ten floors. In how many ways can...

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Question

Statistics

Seven people are in an elevator which stops at ten floors. Inhow many ways can they get off the elevator?

10^7

C(10,7)

7^10

P(10,7)

A hiking group consists of 12 students and 2 leaders. A leadermust be at the front and back of the line. How many ways can thegroup hike in a line?

14!

12!*2!

14!/2!

12!

Answer & Explanation Solved by verified expert
4.1 Ratings (574 Votes)
Question 1Seven people are in elevator which stops at tenfloorsWe have to find in how many ways can these 7 people canget off the elevatorNow the first person can get off at 10 floors So heor she    See Answer
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