If you receive $18 worth of pleasure from the first hole of golf played and your additional pleasure from succeeding holes drops $1 for each hole played, if the cost per hole is zero, how many holes of golf will you play?

Question

Quizplus · Accepted Answer

You will play until the marginal pleasure equals zero. Starting at $18 for the first hole and decreasing by $1 for each subsequent hole, you will stop playing after the 18th hole, when the pleasure drops to $0.

If You Receive $18 Worth of Pleasure from the First