Jerome knits scarves and hats for charity. Scarves require 4 skeins of yarn and hats require 2 skeins of yarn. Jerome has 24 skeins of yarn. Write a function to represent the
combination of scarves and hats he can knit. Draw the graph of the function. Let
x represent the number of scarves, and let y represent the number of hats.

The average number of vehicles waiting in line to enter a parking lot can be modeled by the function f left parenthesis x right x squared over 2 left parenthesis 1 minus x right parenthesis endfraction , where x is a number between 0 and 1 known as the traffic intensity. find the rate of change of the number of vehicles waiting with respect to the traffic intensity for the intensities (a) xequals0.3 and (b) xequals0.6.

Sandy is ordering bread rolls for her party,she wants 3/5 of the rolls to be whole wheat. what other factions can represent part of the rolls that will be whole wheat? shade the models to show your work.

Which expression represents the total perimeter of her sandwich, and if x = 1.2, what is the approximate length of the crust?