How many hot dogs is 30 feet?
30 feet is roughly 61 hot dogs laid end to end.
That's roughly
61hot dogs laid end to end
Assuming one hot dog is 6 inches long (15 cm, if you insist).
Also equal to
The math
One hot dog is 6 inches long, or 15 cm in metric. 30 feet is 9.14 m. Divide one by the other:
9.14 m ÷ 0.15 m ≈ 61 hot dogs
Yes, we did the math in metric. Someone had to.