Q28
There are 50 lemon trees in a reclaimed mine area. Each tree produces 800 lemons per year. For each additional tree planted in this area, considering all trees, the output number of fruits per tree drops by 10 lemons in a year. The number of trees that to be added to the existing reclaimed area in order to maximise the total number of lemons in the year is
A.
10
B.
15
AnswerC.
16
D.
26
Answer: Option B
Solution
Answer: Option B
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