Inches per hour and centimeters per day I believe
The common ratio of this sequence is -3. This is evident because the 6/-2 is -3, and we know it is a sequence so the rule consistently applies.
Answer:
10.74s or faster (lower)
Step-by-step explanation:
The lowest time out of all of them is 10.75, so to all the 5th swimmer needs to do to win is to undercut the swimmer who got 10.75s by a 100th of a second. i.e 10.74s or faster (lower) would win.
Slope is (-6-3)/(-1- -4) = -9/3 = -3
So it is A.