Brand w: 500 napkins for $2.87

brand x: 200 napkins for $1.27

brand y: 100 napkins for $0.62

brand z: 250 napkins for $1.37

a. which brand is the cheapest? what is the cost of one napkin of this brand?

b. which brand is the most expensive? what is the cost of one napkin of this brand?

explain.

International calls require the use of a country code. many country codes a 3-digit numbers. country codes do not begin with a 0 or 1. there are no restrictions on the second and third digits. how many different 3-digit country codes are possible?

What is the name used to describe a graph where for some value of x, there exists 2 or more different values of y?

M the table below represents a linear function f(x) and the equation represents a function g(x): x f(x)−1 −50 −11 3g(x)g(x) = 2x − 7part a: write a sentence to compare the slope of the two functions and show the steps you used to determine the slope of f(x) and g(x). (6 points)part b: which function has a greater y-intercept? justify your answer. (4 points)