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Test # 33


1.
The average age of 24 boys and the teacher is 15 years. When the teacher's age is excluded, the average decreases by 1. What is the age of the teacher ?

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Idiom of the Day

trial and error
a way of solving a problem by trying different possible solutions until you find one that works
We worked by trial and error until we found a solution to the parking problems at our apartment building.

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