A trader realises 10x - x 2 Naira profit from the sale of x bags
MATHEMATICS
JAMB 2018
A trader realises 10x - x2 Naira profit from the sale of x bags of corn. How many bags will give him the maximum profit?
- A. 7
- B. 6
- C. 5
- D. 4
Correct Answer: C. 5
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