Answer:
12.5 secs per meter
Step-by-step explanation:
start of average
100 centimeters make up a meter.
270.166 repeating is the answer
In that three minute window (13 min - 10 min = 3 min), they used 24 bread crumbs (120 - 96 = 24).
So they're using 24 bread crumbs / 3 minutes or 8 crumbs/min.
The rate of change is a decrease of 8 crumbs/min from their basket.