Question

Carrie wants to decorate her party with bundles of balloons containing three balloons each. balloons are available in 4 different colors. there must be three different colors in each bundle. how many different kinds of bundles can she make? a- 6 b- 12 c- 18 d- 10 e- 4

Answer 1

4C3 = 4!/3! = 4
She can make 4 different kinds of bundles.

Answer 2

Suppose the colors of balloons are Red, Green, Blue and Yellow. Then Carrie has the following options:
R-G-B
R-G-Y
R-B-Y
G-B-Y
Therefore, there are 4 different kinds of bundles.