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A taxi charges a fixed amount plus a rate per km. A 10 km ride costs ₹205 and a 15 km ride costs ₹280. What will a 25 km ride cost?

Competition practiceAlgebra
  • A₹430
  • B₹512.50
  • C₹410
  • D₹455

Step-by-Step Solution

5 extra km cost ₹75, so the rate is ₹15/km and the fixed charge is 205 − 150 = ₹55. 25 km: 55 + 375 = ₹430.
Answer: A) ₹430

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