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Mathematics, 12.11.2019 20:31, 2002babygurl
The gas meter readings at the begenning and end of a period were: 8247 and 8631. the cost of the gas is 11p for each unit. there is also a fixed charge of £25.57
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The gas meter readings at the begenning and end of a period were: 8247 and 8631. the cost of the ga...
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