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A tree cast a 24 foot shadow at the same time a fence post 5 feet high cast a 4 foot shadow. How tall is the tree?

  • math -

    Cross multiply and solve for x.

    5/4 = x/24

  • math -

    5/4*x/24 4x=120 divide through by the coefficient of x,which is 4.120/4=30 therefore x=30

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