alleryStart learning →First 10 kWh cost Rs 5 each, later kWh Rs 8 each. Cost of 15 kWh?
ARs 105
BRs 120
CRs 75
DRs 90
Answer & Solution
Correct answer: D. Rs 90
The first ten units cost Rs 50 and the remaining five cost Rs 40, totalling Rs 90.
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