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2015 AMC 10B Problem 2

Problem 2 of 25EasierArithmetic

Marie does three equally time-consuming tasks in a row without taking breaks. She begins the first task at 1 ⁣: ⁣001\!:\!00 PM and finishes the second task at 2 ⁣: ⁣402\!:\!40 PM. When does she finish the third task?

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Solution

The time it takes to do 22 tasks is 100100 minutes. Thus, it takes 5050 more minutes after 2:40,2:40, which is 3:30.3:30. Thus, the correct answer is B .
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