Unit Test — Unit test Answers

A catering company uses a linear function to determine the total cost of parties. The following table shows the costs for dinner parties with varied numbers of guests. What is the cost to cater a dinner party with 90 guests?GuestsTotal Cost30$31560$555

If f(x) is a linear function, what is the value of n?xf(x)–4–25–1–10n20

Which table shows a linear function?

The function f(x) is graphed below.What is the equation of the line that is perpendicular to f(x) and passes through the point (4, –6)?

Which function is graphed on the coordinate plane below?