Answer: E

Small Hint:

Scale from $8$ hamburgers to $24$ hamburgers.

Big Hint:

The hamburger count triples, so the meat amount triples.

Video solution:

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Written solution:

If we have $8$ hamburgers, we have $\dfrac{1}{3}$ of the $24$ hamburgers. This means we have $\dfrac{1}{3}$ of the meat when we have $3$ pounds. The total amount of meat is therefore $\dfrac{1}{\dfrac{1}{3}} \cdot 3 = 3\cdot3 = 9.$

Thus, the answer is E .