Two racers run at a speed of 100 m/min and 120 m/min, respectively. If – McqOptions

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1.	Two racers run at a speed of 100 m/min and 120 m/min, respectively. If the second racer takes 10 minutes less than the first to complete the run, then how long is the race?
A.	6 km
B.	4 km
C.	2 km
D.	1 km
Answer» B. 4 km

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