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If the price of sugar increases by 25%, by what percent must a family reduce its consumption so that the expenditure on sugar remains unchanged?

Competition practicePercentage
  • A22
  • B20
  • C15
  • D25

Step-by-Step Solution

Required reduction = (increase ÷ (100 + increase)) × 100 = (25 ÷ 125) × 100 = 20%.
Answer: B) 20

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