Multiple Choice
Below is a graph of the rate r in arrivals per minute at which students line up for breakfast. The first people arrive at 6:50 am and the line opens at 7:00 am. The line serves students at a constant rate of 20 students per minute. Estimate the length of the line at 7:10.
A) 240
B) 340
C) 440
D) 540
Correct Answer:

Verified
Correct Answer:
Verified
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