(a): how far does debra travel per revolution? (b): what is the slope of the graph?

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.

The function f(x)= -(x+5)(x+1) is down. what is the range of the function?

Urgent? will give brainliest to the first correct answer what is the area of the figure?