Mika's little sister wants help getting her bicycle ready for a parade. She can choose among 2 colors of handlebar streamers, 8 different wheel decorations, 4 colors of training wheels, and 3 different bicycle bells. How many different ways can Mika's little sister decorate her bicycle?

57,120

explanation:

Variations = n!/(n-r)!

n = Variations

2 - Streamers

8 - Wheel Decorations

4 - Training Wheels

3 - Bells

n= (2+8+4+3) = 17

r = number of Objects

Streamers

Wheel Deceleration

Training wheels

Bells

r = 4

Variations = 17!/(17-4)! = 17!/13! = 57,120 different combinations

18.75 or 18 and 3/4

Step-by-step explanation:

I did this btw