algebra word problem...!?

Solve and show your work:

During a week-long sale, a store reduced its prices on sale items by 10% each day.

A coat that was priced $80 on the first day of the sale was sold on the fourth day.

At what price was the coat sold?

Comments

  • 80 * 0.9^3 = 58.32

    Day 1: 80

    Day 2: 80 * 0.9 = 72

    Day 3: 80 * 0.9^2 = 64.8

    Day 4: 80 * 0.9^3 = 58.32

  • 100 ...90 ....81 ...72.9

    72.9 /100 X 80 = 58.32 $ ANSWER

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