How many grains of rice is 50 feet?
50 feet is roughly 2,177 grains of rice laid end to end.
That's roughly
2,177grains of rice laid end to end
Assuming one grain of rice is about a quarter inch long (7 mm, if you insist).
Also equal to
The math
One grain of rice is about a quarter inch long, or 7 mm in metric. 50 feet is 15.2 m. Divide one by the other:
15.2 m ÷ 0.007 m ≈ 2,177 grains of rice
Yes, we did the math in metric. Someone had to.