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20-09-2017
Mathematics

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In a cross-country race with a 35 participants, the mean finish time was 21 minutes . Which statement must be true ?

In a crosscountry race with a 35 participants the mean finish time was 21 minutes Which statement must be true class=

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20-09-2017

The answer is c because all the others can be eliminated, the mean is all the numbers added up and divided by the number of numbers.

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