Suppose Lola decides to go on the scorpion. Which result would be a cost?
Lola will save some ride tickets. She needs fewer tickets to go on the scorpion than on the flying bobsled. Lola will give up the chance to go on the flying bobsled. She would have had more fun on that ride.
Lola is deciding which ride to go on at the fair. She can go on either the flying bobsled or the scorpion. She wants to have as much fun as possible at the fair.
Before you decide to do something, it is often helpful to list costs and benefits.
Costs are what you give up or spend when you decide to do something. Costs involve giving up things that you want or need.
Benefits are what you gain or save when you decide to do something. Benefits involve gaining something that you want or need.
This result is a cost. It involves giving up or spending something that Lola wants or needs:
Lola will give up the chance to go on the flying bobsled. She would have had more fun on that ride.