Question

For her birthday, Clara wanted a balloon bouquet. If there are 4 colors to choose from and her bouquet will only have 4 balloons, how many combinations of colored balloons are possible?? explain

Answer 1

35

Explanation:

CR(n,r)=(n+r−1)!/r!(n−1)!

CR(n,r)=CR(4,4)

=(4+4−1)!/4!(4−1)!

= 35