Bunuel wrote:
The people in a line waiting to buy tickets to a show are standing one behind the other. Adam and Beth are among the people in the line, and Beth is standing behind Adam with a number of people between them. If the number of people in front of Adam plus the number of people behind Beth is 18, how many people in the line are behind Beth?
(1) There are a total of 32 people in the line.
(2) 23 people in the line are behind Adam.
----(a people ahead of adam)--- Adam---- (N people between Adam and
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