Cumulative Exam — Cumulative exam Answers

Your car averages about 27 miles per gallon on highways. With gasoline priced at $2.599 per gallon, how much will you expect to spend on gasoline during your 500-mile trip?

The following table shows the median annual salary of several occupations. Occupation Median Annual Salary (in dollars) Computer Engineers $62,000 Systems Analysts $52,000 Database Administrators $48,000 Physician Assistants $47,000 Which graph depicts the data most accurately? How much does the average computer engineer make? Graph A Graph B

A sales representative for a new soft drink is trying to convince a chain of food stores to order a much larger quantity. The salesperson uses the graph below in the sales pitch. What can you say about the sales of the drink?

Each of the following tables defines a relationship between an input x and an output y. Which of the relationships do NOT represent functions?Table Ax-8-306y244972Table Bx9152438y-14-165329Table Cx152424100y-1653297Table Dx-8-506y244972

Your favorite gas station is having a super sale and is selling regular unleaded gasoline at $1.239 per gallon. Using x as the independent variable representing the number of gallons purchased and C as the dependent variable representing the total cost of the fuel, you come up with an equation of . You also have the following information listed on the following table. Number of Gallons Purchased (x) 5 10 15 20 Total Cost of the Purchase (C) $6.20 $12.39 $18.59 $24.78 You have only $10 with you. Determine how many gallons you can purchase with this amount. Round to the nearest gallon.

The city sales and use tax collected on taxable items in Dallas, Texas is 8.25%. The tax you must pay depends on the price of the item you are purchasing. Determine the sales tax you must pay on the following items.ItemPrice ($)Sales Tax ($)Calculator12.00 Shirt25.00 Microwave Oven200.00 Car15,000.00