Concept explainers
(a)
To write:an equation to find the cost of any number of admission tickets.
(a)
Answer to Problem 22STP
Therefore, the equation is
Explanation of Solution
Given: one ticket costs
Calculation:
Consider that the cost of admission varies directly with number of tickets purchased. And, the cost of
The cost is denoted
Now, if there is direct variation then there is some constant variable
So, put the value of
Use
Therefore, the equation is
Conclusion:
Therefore, the equation is
(b)
To find: the cost of
(b)
Answer to Problem 22STP
Therefore, the cost of
Explanation of Solution
Calculation:
Now, in order to calculate the cost of
Therefore, the cost of
Conclusion:
The result is:
Therefore, the cost of
Chapter 8 Solutions
Pre-Algebra, Student Edition
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