How Ready am I for the Final Exam?

Last updated over 2 years ago
32 questions
Some of these questions require a diagram. Click on the Hint/Light bulb in the bottom right.
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You charged $347 to your Mastercard with an APR of 24.99% and are required to make 15% minimum payment.

How much interest, in dollars, will you pay at the end of one month?

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You charged $347 to your Mastercard with an APR of 24.99% and are required to make 15% minimum payment.

What is the balance of your credit at the end the month, after interest has been charged and the minimum payment has been made?

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The function g(x) = -0.04x + 15, where f(x) is the gallons of gas in the gasoline tank and x is the number of miles driven.

What is the value of the slope?

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The function g(x) = -0.04x + 15, where f(x) is the gallons of gas in the gasoline tank and x is the number of miles driven.


Describe, in words, the meaning of the slope in this scenario.

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The function g(x) = -0.04x + 15, where f(x) is the gallons of gas in the gasoline tank and x is the number of miles driven.

What is the y-intercept? Give your answer as an ordered pair.

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The function g(x) = -0.04x + 15, where f(x) is the gallons of gas in the gasoline tank and x is the number of miles driven.

Describe, in words, the meaning of the y-intercept in this scenario.

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The function g(x) = -0.04x + 15, where f(x) is the gallons of gas in the gasoline tank and x is the number of miles driven.

How many gallons will remain in the tank after driving 280 miles?

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What percentage did Sales Rep B sell 16 or more cars? Select the Hint/Lightbulb to look at the diagram for this question.

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Which Sales Rep has the highest median? Select the Hint/Lightbulb to look at the diagram for this question.

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Which distribution is symmetric? Select the Hint/Lightbulb to look at the diagram for this question.

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Which Sales Reps' data has a greater range of cars sold? Select the Hint/Lightbulb to look at the diagram for this question.

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The average age of people that are diagnosed with lung cancer is normally distributed with a mean of 68 and a standard deviation of 6. Select the Hint/Lightbulb to look at the diagram for this question.

Determine the age of people with lung cancer who are two standard deviations below the mean.

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The average age of people that are diagnosed with lung cancer is normally distributed with a mean of 68 and a standard deviation of 6. Select the Hint/Lightbulb to look at the diagram for this question.

What percentage of people with lung cancer are between 62 and 74?

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The average age of people that are diagnosed with lung cancer is normally distributed with a mean of 68 and a standard deviation of 6. Select the Hint/Lightbulb to look at the diagram for this question.

What percentage of people with lung cancer are 56 or younger?

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The average age of people that are diagnosed with lung cancer is normally distributed with a mean of 68 and a standard deviation of 6. Select the Hint/Lightbulb to look at the diagram for this question.

In a group of 600 people with lung cancer, approximately how many are between 56 and 74?

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You want to purchase carpet for the bedroom and the closet. Select the Hint/Lightbulb to look at the diagram for this question.

How much carpet, in square feet, do you need to purchase?

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The carpet you chose costs $5.25/ft2. Compute the cost of buying carpet, in dollars.

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The sales tax is 8.75%. Compute the sales tax, in dollars.

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How much will it cost to purchase the carpet (after the discount, with the sales tax)?

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The number of bacteria in a refrigerated food is given by N(t) = 20t2 -20t + 120, there t is the temperature of food in Celsius.

Determine the initial amount of bacteria in food.

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The number of bacteria in a refrigerated food is given by N(t) = 20t2 -20t + 120, there t is the temperature of food in Celsius.

At what temperature, in Celsius, will the number of bacteria be minimal?

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The number of bacteria in a refrigerated food is given by N(t) = 20t2 -20t + 120, there t is the temperature of food in Celsius.


Determine the minimal amount of bacteria.

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Write a function for the total area of the pool and hot tub. Select the Hint/Lightbulb to look at the diagram for this question.

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If the area of the pool and the hot tub are 170 square feet, what the length of the hot tub? Select the Hint/Lightbulb to look at the diagram for this question.

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To play a game you have to pay $55. There are 40 bags with prizes. 5 bags are worth $100 each. 15 bags are worth $60 each and 20 bags are worth $0. You are asked to choose one bag randomly.

Find the expected value, with the cost of playing, of a prize picked at random.

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To play a game you have to pay $55. There are 40 bags with prizes. 5 bags are worth $100 each. 15 bags are worth $60 each and 20 bags are worth $0. You are asked to choose one bag randomly.

Is this game worth playing? Explain your reasoning.

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Which model, linear or exponential, better represents the data? Explain your decision. Select the Hint/Lightbulb to look at the diagram for this question.

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Write an equation to model the amount of bacteria, y, in a patient's bloodstream, x days after receiving medical treatment. Select the Hint/Lightbulb to look at the diagram for this question.

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When the level of bacteria is under 20,000, the patient can go back to work. On what day will this occur? Select the Hint/Lightbulb to look at the diagram for this question.

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Use the model to predict the number of bacteria after 6 days. Select the Hint/Lightbulb to look at the diagram for this question.

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  1. Bob’s Burgers has different meal deals. Burger deal #1 costs $20 and extra fries are $2.00 each. Burger deal #2 costs $25 with $1.00 fries. Select the Hint/Lightbulb to look at the diagram for this question.
x: Number of Orders of Extra Fries y: Total Cost

Write an equation to represent Deal #1

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Bob’s Burgers has different meal deals. Burger deal #1 costs $20 and extra fries are $2.00 each. Burger deal #2 costs $25 with $1.00 fries. Select the Hint/Lightbulb to look at the diagram for this question.


When is Deal #1 the better deal?