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AMC8 2027 - Self-practice Set 4 Question 15

AMC8 · AMC8 2027 - Self-practice Set 4

Question 15

A rectangle becomes 20% longer and 50% wider. By what percent does its area increase?
  1. 10%
  2. 30%
  3. 70%
  4. 80%
  5. 100%