Use desmos hope that helps
T h e. a n s w e r I s t h r e e
420 would be the middle number.
Hoped I Could Help:)
B) 12 inches would be the most accurate measurement.
Since the ruler is exactly 1 foot long, the most accurate measurement is 12 inches. 12.005 is a tempting answer, since it is the most specific/exact, but 12 inches is the most accurate, since this is equal to exactly one foot.
