Question 1197146: A boy can run fast as 4,000 meters in the first minute, 2,000 meters in the second minute, and 1,000 meters in the third minute. Using this patter, how many kilometers did he cover after six minutes?
Found 2 solutions by math_tutor2020, ikleyn:
Answer by math_tutor2020(3817)   (Show Source):
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It appears the distances are cutting in half each time.
If so, then first six terms are
4000, 2000, 1000, 500, 250, 125
Total Distance = 4000+2000+1000+500+250+125 = 7875 meters = 7.875 km
Divide by 1000 to go from meters to kilometers.
Answer by ikleyn(52794)  (Show Source):
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