Question

A boutique prices merchandise by adding 80% to its cost. It later decreases by 25% the price of items that do not sell quickly

Answer 1

A. Write a function f(x) to represent the price after the 80% markup. 
b. Write a function g(x) to represent the price after the 25% markdown. 
c. Use a composition function to find the price of an item after both price adjustments that originally costs the boutique $150. 
d. Does the order in which the adjustments are applied make a difference? Explain. 

answers 

 a) f(x) = 1.8x 

b) f(x) = 0.75(1.8x) 

c) f(150) = 0.75(1.8(150) = $202.50 

d) No, it doesn't matter. The result is the same.