Concept explainers
(a)
To find: the number of hours of painting are the total costs the same at both studios.
(a)
Answer to Problem 19Q
After 3 hours the total costs are same at both studios.
Explanation of Solution
Given information:
You want to paint a piece of pottery at an art studio. The total cost is the cost of the piece plus an hourly studio fee. There are two studios to choose form.
Calculation:
Let after
Now setup and solve equation as
Therefore, after 3 hours the total costs are same at both studios.
(b)
To find: the effect of answer in part (a).
(b)
Answer to Problem 19Q
Explanation of Solution
When the price of studio B increased by $2 per hour,
Because
Chapter 1 Solutions
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