Question

How many different players can be selected for playing badminton out of 4 ladies and 3 gentlemen there being one lady and one gentleman on each side?
A) 65
B) 68
C) 76
D) 72

Answer 1

we can select 1 girl out of 4 girls

this can be done in 4c1 ways

and we can select 1 boy out if 3 boys in

1c3 ways

so total no of ways =4c1×3c1

=4×3=12