An ant moved for several seconds and covered 3 mm in the first sec | Filo
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Sequences and Series

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An ant moved for several seconds and covered mm in the first second and mm more in each successive second than in its predecessor.If the any had covered mm in first second and m more in each successive second, then the difference between the path it would cover during the same time and the actual path would be more than mm but less than mm. Find the time for which the ant moved (in seconds)

  1. None of these
Correct Answer: Option(b)
Let ant move for t second
Case I: when ant move 3 m min first second and 4 m min in each second.
Case II: when ant move 1 mm in first second and 8 mm in each second
From option putting t=4 Only condition is satisfied
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