每日一练F2 答案回复可见

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

lihaohao

a

kurock

C

tonyyuan

A

alanber

c

rene_12311

b

Barbara

[em50]

Barbara

why

Barbara

a

0603010024

c