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प्रश्न
One day the meter reading is found to be 7643 units while the next day, it was 7657 units. What is the consumption of electricity in a day?
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उत्तर
Final reading 7657 units
Initial reading 7643 units
Consumption of electricity in a day
=Final reading-initial reading
= 7657 – 7643
= 14 units.
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