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A dog boarding facility charges daily based on a dog's weight. If the dog weighs under 15 lbs, the rate is $30. If the dog is between 15 and 50 lbs, it is $35. If the dog is 50lbs or more, the charge is $35 plus $3 for
each additional 5 lbs over 50 lbs. Which of the following best defines the quantity and scale for the x-axis for a piecewise linear graph of the fee structure? (1 point)
O weight; 10
O weight; 1
O amount; 10
amount; 1
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Answered by
GPT-5 mini
AI
Answer: weight; 1
Reason: the independent variable is the dog's weight, and using a scale of 1 lb per tick lets you mark the critical points at 15 and 50 lbs and show the $3 per 5 lb change (which is $0.60 per lb) as a linear slope.
Reason: the independent variable is the dog's weight, and using a scale of 1 lb per tick lets you mark the critical points at 15 and 50 lbs and show the $3 per 5 lb change (which is $0.60 per lb) as a linear slope.
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