How many grains of rice is 1 yard?
1 yard is roughly 131 grains of rice laid end to end.
That's roughly
131grains 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 yard is 91.4 cm. Divide one by the other:
0.914 m ÷ 0.007 m ≈ 131 grains of rice
Yes, we did the math in metric. Someone had to.