5 gallons is 0.66 cubic feet, 0.5 cubic feet per container.
the total tax is 14.71
the total cost is 272.71
Answer: B
<u>Step-by-step explanation:</u>
₁₂C₇ is read as "12 choose 7" which means you are choosing 7 out of 12. Since it is a combination and not a permutation, order does not matter.
Please find attached photograph for your answer.