Concept explainers
a.
To Find: The number of tetras in terms of the numbers of angelfish and swordtails,
a.
Answer to Problem 38E
The number of tetras is
Explanation of Solution
Given Information:
Total number of fish is
Calculation:
Let
b.
To Make and Simplify: An expression in terms of
b.
Answer to Problem 38E
The expression for the total cost of fish is
Explanation of Solution
Given Information:
The cost of each angel fish, swordtail and tetra is respectively
Calculation:
Number of angelfish is
So, the total cost of fish
c.
To Find: The total cost for
c.
Answer to Problem 38E
The total cost is
Explanation of Solution
Given Information:
Calculation:
As found in part (b), the total cost for
Then for
Chapter 2 Solutions
ELEMENTARY+INTERMEDIATE ALGEBRA
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