Problem:
Marie does three equally time-consuming tasks in a row without taking breaks. She begins the first task at PM and finishes the second task at PM. When does she finish the third task?
Answer Choices:
A.
B.
C.
D.
E.
Solution:
The first two tasks together took minutes-from to . Therefore each task took minutes. Marie began the third task at and finished minutes later, at .
The problems on this page are the property of the MAA's American Mathematics Competitions