A child is having a birthday party. He is going to the amusement park! However, his parents are strict, and only gives him these 3 options:
Bring one friend, and have 2 rides on the roller coaster.
Bring two friends, and have one ride with everyone on the roller coaster.
Go by himself, and have 3 rides on the roller coaster.
The child is disappointed by these picks he has. So, he decides to make his parents spend as much money as possible.
What option(s) cost the most?
Details and Assumptions:
All rides cost the same (no discounts). The child doesn't spend any extra money on anything else.