(a)
To find: the budget
(a)
Answer to Problem 36E
The budget is
Explanation of Solution
Given:
Calculation:
From the graph, the budget can be
Conclusion:
Therefore, the budget is
(b)
To find: the cost of gasoline and car wash
(b)
Answer to Problem 36E
The cost of gasoline3.55$ per gallon and car washis
Explanation of Solution
Calculation:
The price of a gallon of gas is the coefficient of the linear function which expresses the price of the gas in terms of the quantity bought 3.55$ per gallon
The cost of car wash would be
Conclusion:
The cost of gasoline3.55$ per gallon and car washis
(c)
To find: the amount of gasoline that can be bought
(c)
Answer to Problem 36E
The amount of gasoline that can be bought is
Explanation of Solution
Calculation:
The possible gasoline you can buy is limited by the budget:
Conclusion:
The amount of gasoline that can be bought is
(d)
To graph: the solution obtained in part (c)
(d)
Explanation of Solution
Calculation:
Use the graph to estimate the solution:
Therefore, 9 gallons of gasoline can be bought
Conclusion:
Therefore, 9 gallons of gasoline can be bought
Chapter 2 Solutions
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