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Kayla Tyler sells carpets for $$650$ each. She purchases each carpet for $$140$ and spends $$56,000$ for fixed costs. Answer the two separate scenarios.

Do not enter dollar signs or commas in the input boxes.

Round your answers to the nearest whole number.

a$)$ Calculate operating income if Kayla sells $470$ carpets

Operating Income: $9$

b$)$ Calculate the revenues needed to obtain an operating income of $$44,000.$

Required Revenue: $ $$