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A small block of mass 0.8kg is placed at the top of a 4m plane, when it is released, it take 3.5 seconds to slide to the bottom. Determine the coefficient of friction, stating assumptions made.

  • math -

    Johnny is 52 inches tall Max is 65 inches tall. What percent of Johnny's height is Max's height.

  • math -

    113%

  • math -

    110%

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