Please help! Thank you so much!

To find the rates, divide the total cost by the number of pandas.
Company A = 51.48 / 18 = 2.86 each
Company B = 44.80 / 16 = 2.80 each
Company C = 34.56 / 12 = 2.88 each
The lowest cost each is Company B at $2.80 each.
The answer is B.