Permutation
Questions: Finger and ring, Questions and MCQ, Seating on Bus seat, Latter and Box, clothes and wear types
Questions: no two girls, all girls does not set together, All girls sit together
Obervation
Class
- From of group of 10 men and 5 women , 4 person are to be selected to form a committee. Find the different no of ways for selection.
- From a group of 10 M and 5 W, 4 person are to be selected such that 3M and 1 W in the groups.
- A committee of 5 Member is to be formed out of 4M and 5W, (i) In how many ways can a committee consisting of at least 1 w be formed, (ii) In how many ways cen be a committee consisting of 3M and 2W be formed?(iii) At most 1 win the committee
- How many 3 digit No can be formed by using the digits 1,3,6 and 8 when the digits may be created nay no of times