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Jane painted a 12ft. x 12ft. mural in 45 minutes. How long will it take to paint a 15ft. x 16ft. mural?

  • math -

    In order to paint 144 sq feet it will take 45 minutes
    In order to paint 1 sq foot it will take 45/144 minutes
    In order to paint 240 sq feet it will take:
    45/144 x 240 minutes
    = 75 minutes

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