Answer:
a. more than $250,000
b. Job A
Explanation:
a. If s represents Donovan's sales, his salary at the two jobs would have the specified relationship when ...
25,000 + 0.10s > 30,000+0.08s
Subtracting 25000+0.08s we get ...
0.02s > 5,000
Dividing by 0.02 gives ...
s > 250,000
The salary from Job A will exceed that from Job B if Donovan sells more than $250,000.
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b. $500,000 is more than $250,000, so the answer to part A applies.
Job A will result in a higher salary.