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The tariff is ₹4 a unit for the first 100 units of a month and ₹6.50 a unit beyond that. What was the June bill?

Competition practiceMissing-Data DI
  • A₹1,700
  • B₹1,950
  • C₹1,200
  • D₹1,800

Step-by-Step Solution

₹1,700. (₹1,950 charges all 300 units at ₹6.50.)
Answer: A) ₹1,700

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