Question

I would like some help

Answer 1

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Explanation:

Answer 2

There are 5 cities listed. The mean is 273, so the total calls should be 5 x 273 = 1,365.

Find the total of know calls: 244 + 353 + 235 + 311 = 1143.

The calls in Thornbury are: 1365 - 1143 = 222