A child is pushing a shopping cart at a speed of 1.5 m/s. How long will it take this child to push the cart down an aisle with a length of 9.3 m?

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  1. d = Vo*t + 0.5at^2,
    a = 0,
    d = Vo*t + 0.5*0*t^2,
    d = Vo*t + 0,
    d = Vo*t,
    t = d/Vo = 9.3 / 1.5 = 6.2s.

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