Asked by Dilly
Designer Dolls, Inc. found that the number of dolls sold, N, varies directly as their advertising budget, A, and inversely as the price of each doll, P. Designer Dolls, Inc. sold 12,000 dolls when $50,000 was spent on advertising and the price of the doll was set at $50. Determine the number of dolls sold when the amount spent on advertising is increased to $65,000.
a.
15,600
b.
1,300
c.
2,880
d.
15,120
a.
15,600
b.
1,300
c.
2,880
d.
15,120
Answers
Answered by
Steve
N = kA/P
That mean that
NP/A = k, a constant
So, you want to find N such that
50N/65 = 50*12/50
where we have expressed A and N in thousands
That mean that
NP/A = k, a constant
So, you want to find N such that
50N/65 = 50*12/50
where we have expressed A and N in thousands
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