Suppose we want to choose 5 objects, without replacement, from 9 distinct objects. (a) If the order of the choices is not taken into consideration, how many ways can this be done?     (b) If the order of the choices is taken into consideration, how many ways can this be done?

Q: How many ways can three people be selected from a group of seven people if order DOES matter

A: Given that, Total number of peoples = 7

Q: And I witnessed to a crime said that the license plate of the getaway car began with the letters T,…

A: Given the letters T, B, and E, but he cannot remember the order. The rest of the plate had the…

Q: The price of a European tour includes four stopovers to be selected from among 10 cities. In how…

A: Given data, No of cities(n)=10 No of stopovers(r)=4

Q: 20 politicians are having a tea party, 6 Democrats and 14 Republicans. To prepare, they need to…

A: The number of democrats in a tea party is 6. The number of republican leader in tea party is 14.…

Q: What is the number of possible arrangements of 9 books on a shelf where 4 are of the same kind, 3…

A: Since you have posted multiple questions, as per our policy we will answer first question. Please…