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Physics, 05.05.2020 13:52 xxaurorabluexx
- Gas central heating is used for 5 days, using 102 kWh of energy. If 1 kWh of gas costs 7p, calculate the cost of using the central heating -
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- Gas central heating is used for 5 days, using 102 kWh of energy. If 1 kWh of gas costs 7p, calcula...
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