A. Calculate the PED for a particular style of Tom's shoes if there is a price decrease from $100 to $50 and the quantity demanded increases from 2500 to 10,000 pairs. (Use a diagram to help clarify your answer)
B. Is this good elastic or inelastic? Does this answer support what we've learned about elasticity and what we might expect for a pair of Tom's shoes? Briefly explain your answer
C. How many constitutions are there in the US.