physics

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how long does it take an car travailing in the left lane of a highway at 60km/h to overtake another car in the right lane traveling at 40km/hr when the cars start 100meters apart

  • physics -

    d1 = d2 + 100m.
    60t = 40t + 100
    60t-40t = 100
    20t = 100
    t = 5 Hours.

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