a flower arrangement was marked down 12.5%. if the flowers originally cost $20, what is the amount of the discount?
A.$ 2.40
B.$ 2.50
C.$ 2.05
D $17.50
B.$ 2.50
The discount amount is calculated by multiplying the original cost by the percentage discount. In this case, $20 * 0.125 = $2.50.