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RUDIKE [14]
3 years ago
7

WILL GIVE BRAINLIEST!!

Mathematics
1 answer:
charle [14.2K]3 years ago
6 0

Answer:

Total Cost in a day is . Profit function is . And the revenue function is . In a day, bookstore must sell at least 15 books, because of 6n-90=0, in order to make profit.

Step-by-step explanation:

-90

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Answer:

90

Step-by-step explanation:

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math

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162 inches

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3 years ago
Two numbers are in the ratio 3/4. If 4 is subtracted from each they are in the ratio of 5/7. Find the numbers!
frosja888 [35]

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cross multiplication

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3 0
2 years ago
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