Question

the no.of ways of forming a committee of 5 persons a group of 4 indians and 3 Russians such that there are at least 3 Indians in a committee​

Answer 1

Answer:

Step-by-step explanation:

For indians to be in majority , we can select

5 indians in 6 ways

4 indians ans 1 american in 15×5=75 ways

3 indians and 2 americans in 20×10=200 ways

Totals number of ways we can form committee is 200+75+6=281 ways

Answer 2

Answer:

 only 4 ways are there:

1. the first 3 indians of the total four indians
2. the last 3 indians of the total four indians
3. the first 2 and the last indian
4. the last 2 and the first indian

the remaining slots will be filled by the Russians.

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