Table below shows the electric joule meter readings of Ryan's house.
Reading on 3 May 2021
And table below shows the electricity tariff rates.
Usage
(kWj)
Rate per unit
(cent)
Calculate the number of units used based on the meter readings of the house.
Table below shows the electric joule meter readings of David's house.
Total units on the usage of the house is \(689\) kWj. Calculate the rate charged for the first \(200\) kWh.
Table below shows the electric joule meter readings of Ahmad's house.
Total units on the usage of the house is \(679\) kWj. A service tax of 6% is charged on the usage exceeding \(600\) kWj. Calculate the service tax charged for the above bill.
Table below shows the electric joule meter readings of Azs's house.
Total units on the usage of the house is \(649\) kWj. A service tax of 6% is charged on the usage exceeding \(600\) kWj. Calculate the service tax charged for the above bill.
Table below shows the electric joule meter readings of Seth's house.
Total units on the usage of the house is \(609\) kWj. Calculate the total payment of rate charged.
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