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Jesse takes two data points from the weight and feed cost data set to calculate a slope, or average rate of change. A rat weighs

Jesse takes two data points from the weight and feed cost data set to calculate a slope, or average rate of change. A rat weighs 3.5 pounds and costs $4.50 per week to feed, while a Beagle weighs 30 pounds and costs $9.20 per week to feed.

Using weight as the explanatory variable, what is the slope of the line between these two points? Answer choices are rounded to the nearest hundredth.

$0.31 / lb.

$0.18 / lb.

$1.60 / lb.

$5.64 / lb.

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