Question 146674
It is the other way around.
It's 600 - (40*5) = 400, and
600 - (40*6) = 360.
Multiply first, then subtract
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a) She'll sell fewer cans if the price goes up.
b) For each $1 increase, she'll sell 40 fewer cans.
c) Don't know how to do that here.
d) 600 - (40*Max) = 1
40*Max = 599
Max = 599/40 = $15 (to the nearest dollar), or $14.975.