You would have to find the unit rate which is 26 feet per 1 minute (52/2) Otherwise you are correct
The answer is C because every input should only have one output in this case we have (1,2) and (1,3)
Welp looks like I won't be seeing that cat, darn it
The correct answer is 21 simply because 21 is a multiple of 3 and a multiple of 7, other answer does not hold this conclusion.
