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If nC9 = nC8, find nC17.
A committee of 3 persons is to be constituted from a group of 2 men and 3 women. In how many ways can this be done? How many of these committees would consist of 1 man and 2 women?
What is the number of ways of choosing 4 cards from a pack of 52 playing cards? In how many of these
If nC8 = nC2, find nC2.
How many chords can be drawn through 21 points on a circle?
In how many ways can a team of 3 boys and 3 girls be selected from 5 boys and 4 girls?
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