Question: A sculptor makes a miniature model before starting the final version. Her model is scaled so that (1)/(4) of an inch corresponds to 6 feet

A sculptor makes a miniature model before starting the final version. Her model is scaled so that (1)/(4) of an inch corresponds to 6 feet on the final version.
The base of her model is (5)/(12) of an inch.
How big will the base of the final be?
The side length of the square shown is tripled. Which percent of increase is greater: the percent of increase for the perimeter of the square or the percent of increase for the area?
How much greater?

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