Problem 1 :
How many different teams of 4 can be selected from a squad of 7 if,
i) there are no restrictions
ii) the teams must include the captain ?
Problem 2 :
If there are 12 persons in a party and if each two of them shake hands with each other, how many handshakes happen in the party ?
Problem 3 :
A question paper has two parts, Part A and Part B each containing 10 questions. If a student to choose 8 from Part A and 5 from Part B, in how many ways can he choose the questions ?
Problem 4 :
In how many ways a committee of 5 members can be selected from 6 men and 5 women consisting of 3 men and 2 women ?
Problem 5 :
In how many ways can a cricket eleven be chosen out of a batch of 15 players if
i) there is no restriction on the selection
ii) a particular players is always chosen ?
iii) a particular player is never chosen ?
Problem 6 :
How many chords can be drawn through 21 points on a circle?
Problem 7 :
From a class of 25 students, 10 are to be chosen for an excursion party. There are 3 students who decide either all of them will join or none of them will join. In how many ways can they be chosen ?
1) 15 ways
2) 66 handshakes
3) 11340
4) 200 ways
5) i) 1365 ii) 1001 iii) 364
6) 210
7) 817190
May 21, 24 08:51 PM
May 21, 24 08:51 AM
May 20, 24 10:45 PM