The weights and heights of six mathematics students are given in the following table

in the statement, “weight is a function of height,” which variable is the input and which is the output?
a.
height is input, weight is output
b.
both weight and height are the input
c.
weight is input, height is output
d.
both weight and height are the output

Ineed on this question me get the answer

Can someone me immediately, this is due by midnight! if you can't see the question, i'll text it to you. show the steps you took to get your answer.

Your vet has placed your pet on a diet. the diet is to contain at least 12 mg of fat and at least 14 mg of protein per serving. these requirements are to be obtained from two food sources. source a contains 2 mg of fat and 2 mg of protein per serving. source b contains 1 mg of fat and 3 mg of protein per serving. if source a sells for $1.28 per serving and source b sells for $1.12 per serving, how many servings of each type should be purchased to satisfy the requirements at minimal cost?