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sset92
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S beat K in a race by 30m or 10 seconds 06 Apr 2024, 12:04
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Be sure to select an answer first to save it in the Error Log before revealing the correct answer (OA)!

Difficulty:

95% (hard)

Question Stats:

41% (01:54) correct 59% (01:23) wrong based on 116 sessions

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Date
Time
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S beat K in a race by 30m or 10 seconds. How much time was taken by S to cover the 1200m race?

A) 400s
B) 360s
C) 410s
D) 390s
E) 120s­
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D
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chetan2u
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GMAT Focus 1: 735 Q90 V89 DI81
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S beat K in a race by 30m or 10 seconds 06 Apr 2024, 23:00
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sset92
S beat K in a race by 30m or 10 seconds. How much time was taken by S to cover the 1200m race?

A) 400s
B) 360s
C) 410s
D) 390s
E) 120s­
 
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A straight forward answer is

K completes this 30 m in 10 seconds, so 3m/s is the speed of K. In other words, K would complete 1200 m in 400 seconds.

As S takes 10 seconds less, S will take 390 seconds.­
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VivekSri
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S beat K in a race by 30m or 10 seconds 06 Apr 2024, 23:52
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sset92
S beat K in a race by 30m or 10 seconds. How much time was taken by S to cover the 1200m race?

A) 400s
B) 360s
C) 410s
D) 390s
E) 120s­
Show more
­
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S beat K in a race by 30m or 10 seconds 23 Aug 2025, 19:04
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Automated notice from GMAT Club BumpBot:

A member just gave Kudos to this thread, showing it’s still useful. I’ve bumped it to the top so more people can benefit. Feel free to add your own questions or solutions.

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