每日一练F2 答案回复可见 represents, following, products, company, revenue

小果子

A company has established the following equations for one of its products:
Selling price (£ per unit)                = 40 – 0·008Q
Marginal revenue (£ per unit)        = 40 – 0·016Q
Total cost per week (£)                  = 2,500 + 8Q
Q in each case represents the number of units produced and sold per week.
At what selling price per unit will weekly profits be maximised?
A   £8
B   £16
C   £24
D   £32

C

zhengzz

a

etlulu

a

zhiyong316

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wispydog

c

gazifjfz

see

ldbssk

haole

celicaa

what？

frank82417

谢谢

frank82417

我不太明白这道题,能给讲解一下吗