this question needs more detail..
How much inches are in one foot? The answer is 12 inches.
12 inches.
One millimeter is 0.393701 inches.
One foot is 12 inches exactly.
1 yard = 36 inches
1 metre = 39.37 inches, approx.
12 inches are in one foot.
one foot is 12 inches, now you do the math.
6.78125 inches
12 inches
12 inches
There are 12 inches in one foot. So the answer would be 66 inches.