SOLUTION: two racing cars a and b compete for a stretch at 10,000 m long. it took 40 min. for a and b 50 min. to reach the finish line. how far was b behind a when a reach the finish line?

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Question 566024: two racing cars a and b compete for a stretch at 10,000 m long. it took 40 min. for a and b 50 min. to reach the finish line. how far was b behind a when a reach the finish line?
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
In 40 min, a reaches finish line
How far does b get in 40 min?
+d+=+%2810000%2F50%29%2A40+
+d+=+%284%2F5%29%2A10000+
+d+=+8000+
+10000+-+8000+=+2000+
b was 2,000 m behind a when
a crossed finish line