Designer Dolls, Inc. found that the number N of dolls sold varies directly with their advertising budget A and inversely with the price P of each doll. The company sold 5200 dolls when $26,000 was spent on advertising and the price of a doll was set at $30. Determine the number of dolls sold when the amount spent on advertising is increased to $52,000. Round to the nearest whole number.

A. 5,200 dolls

B. 1,723 dolls

C. 3,447 dolls

D. 10,400 dolls

4 answers

i know its not b
N = kA/P

If A is doubled, so in N.

So, (D)
Doubling the advertising budget should do what for the number of dolls sold?
Designer Dolls found that its number of Dress-Up Dolls sold, N, varies directly with their advertising budget, A, and inversely proportional with the price of each doll, P. When $5,400 was spent on advertising and the price of the doll is $90, then 9600 dolls were sold. Determine the number of dolls sold if the amount of advertising budget is increased to $25,000 the price per dolls is $120.round your answer to the nearest whole number.