When the Price of Sausages Is $2

Multiple Choice

When the price of sausages is $2.00 per pound, consumers buy 50 pounds of hamburger. When the price of sausages rises to $3.00 per pound, 60 pounds of hamburger are purchased. The cross price elasticity of demand between sausages and hamburger is approximately equal to

A) +0.04.
B) -0.45.
C) +2.20.
D) +0.45.