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Math 116

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The formula b=28a is used in New England to estimate the minimum furnace output, b, in BTUs, for a modern house with a square feet of flooring.
A) determine the minimum furnace output for a 2200 ft squar modern house

B) Solve the formula for a

  • Math 116 -

    b = 28 * 2200
    b = 61,600 BTU

    a = b/28 = .0357 b

  • Math 116 -

    0.0357

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