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WAEC 2023 · Paper 1 · Q15

The price of a shoe was decreased by 22%22\%. If the new price is $27.30, what is the original price?

Worked solution (try it first)
  1. A 22%22\% decrease leaves 78%78\% of the original price PP: 0.78P=27.300.78P = 27.30.
  2. Divide both sides by 0.78: P=35P = 35.
  3. So the original price was $35.00, option D.

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