A box contains 4 red, 3 blue and 2 white balls. In how many ways can we select 3balls such that:
a. They are all different color.
b. They are all red.
c. 2 are blue 1 is white.
d. Exactly 2 are blue.
e. None is white.
A box contains 4 red, 3 blue and 2 white balls. In how many ways can we select 3balls such that:
a. They are all different color.
b. They are all red.
c. 2 are blue 1 is white.
d. Exactly 2 are blue.
e. None is white.