Subject: mathqa
Question: a customer purchased a package of ground beef at a cost of $ 1.80 per pound . for the same amount of money , the customer could have purchased a piece of steak that weighed 20 percent less than the package of ground beef . what was the cost per pound of the steak ?
Option: 
A: $ 2.45
B: $ 2.25
C: $ 2.15
D: $ 2.35
Answer: B