Answer:
1.25
Explanation:
original price + markup = retail
The markup = original * markup percentage
original + original * markup percent= retail
Factor out the original
original( 1+ markup percent) = retail
original ( 1 + 60%) = 2
Change to decimal form
original ( 1+ .60) = 2
original ( 1.60) = 2
Divide each side by 1.6
original = 2/1.6
original =1.25