Scott wanted to bye a sofa, which originally cost $500. Store A was selling it for 20% off 6.5% sales tax. Store B was selling it for 30% off and no sales tax, but Scott was required to an $85 shipping fee. Which option would allow Scott to purchase the sofa for the LEAST amount of money? A. Store A at $400
B. Store A at $426
C. Store B at $350
D. Store B at $435

B. Store A at 426

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56.6

step-by-step explanation:

the ratio of the perimeters is equal to the scale.

the ratio of the areas is equal to the square of the scale.

34 / 20 = k

a / 19.6 = k²

substituting:

a / 19.6 = (34 / 20)²

a = 19.6 (34 / 20)²

a ≈ 56.6

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