How to solve the function c(x) represents the cost in dollars of a sundae weighing w ounces

Which equation expression the relationship between the number of boxes b and the number of cans c and the proportion is 48

Precalculus question, image attached.

Rachel is studying the population of a particular bird species in a national park. she observes every 10th bird of that species that she can find in the park. her conclusion is that the birds living in the park who belong to that species generally feed on insects. rachel's sample is . based on the sample she picked, rachel's generalization is . reset next