JoieBugh JoieBugh

11-06-2014
Mathematics

Answered

In a group of 10 students, 7 are 13 years old and 3 are
17 years old. What is the average (arithmetic mean) age of these 10
students?

Answer :

AaronKazi AaronKazi

11-06-2014

7.1, or 7 if you have to round it

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Аноним Аноним

11-06-2014

the average is 7.1 .

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