What was the question for this implicit rationale, and corresponding answer?
In one week, he bakes 3 * 12 = 36 apple pies. In one week, he bakes 2 * 12 = 24 cherry pies. He bakes 36 - 24 = 12 more apple pies.
 The answer: 12
The question: Steve has decided to become a baker. On Mondays, Wednesdays and Fridays, he bakes apple pies. On Tuesdays and Thursdays, he bakes cherry pies. If he bakes 12 pies per day, how many more apple pies does he bake than cherry pies in one week?