Question

a penis made of plastic and metal the price of plastic in 2014 has increased to 10% of its cost in 2010 and cost of metal has been increased from 5 % to the cost of pen in 2010 12% of the cost of the pen in 2014.what will be the reduction sales,is there is no change in the revenue made by the manufacturer ​

Answer 1

Answer:

WTF  

A penis  

Answer 2

Answer:

plastic price in 2010 = x

in 2014 = 10% of x

cost of pen = y

price increase of metal = 12% of y - 5% of y

= 7 % of y