Question

How much would a 10th dog have to weight for the average weight in part (a) to be 250 pounds? Explain how you determined your answer.

here's the answer i had for part A, use it to help answer this question: 6, 14, 17, 55, 60, 65, 70, 75, 140

Answer 1

if ten dogs average 250 lbs, then their total weight is 2500 lbs

So just subtract the sum of the 9 weights from 2500 to find the weight of dog #10.