Question

A group of 4 members is to be selected out
of 5 women and 4 men such that it contains
at least 2 men. In how many different ways
can the selection be made?​

Answer 1

Answer:

only three selection can be made

Answer 2

Answer:

One man and one woman has to be there.

1 men and 4 woman

2 men and 4 woman

3 men and 1 woman

4 men and 1 woman

Number of ways =

4

C

1

×

4

C

4

+

4

C

2

×

4

C

3

+

4

C

3

×

4

C

2

+

4

C

4

×

4

C

1

=56