Physics
Grade-9
Easy
Question
A family has a record of 09877 for the previous electric bill, and the current bill reads 09897 for the consumption in one month. What is the total electric consumption of the family?
- 18 kWh
- 19 kWh
- 20 kWh
- 21 kWh
Hint:
20 kWh
The correct answer is: 20 kWh
The family's last recorded electric consumption is of 09877 after which it is recorded as 09897 in one month. So, the family consumes 20 kWh unit of electricity in one month.
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