Choose a Team of People


There are people altogether.

One of them is called A, and another is called B.

Choose a team of from these people.




Exercises for students
Solve the following problems on paper and check your working using the above application:

Find the number of ways of selecting 3 children from 5 children
(a) if there are no restrictions
(b) if 2 particular children must be included

Find the number of teams of 11 that can be selected from 15 players
(a) if there are no restrictions
(b) if the 2 youngest players are to be included

Find the number of teams of 6 that can be selected from 10 players
(a) if both of the 2 oldest players are to be included
(a) if at most 1 of the 2 oldest players are to be included