How many grains of rice is 1 foot?
1 foot is roughly 43.5 grains of rice laid end to end.
That's roughly
43.5grains 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. 1 foot is 30.5 cm. Divide one by the other:
0.305 m ÷ 0.007 m ≈ 43.5 grains of rice
Yes, we did the math in metric. Someone had to.