Q4// A supply company offers the following alternative tariffs (i) Standing charges of Rs 75 per annum plus 3 paise/kWh. (ii) first 300 kWh at 20 paise/kWh; and additional energy at 5 paise/kWh. If the annual consumption is 1800 kWh, which tariff is more economical and by how much?

Q4// A supply company offers the following alternative tariffs (i) Standing charges of Rs 75 per annum plus 3 paise/kWh. (ii) first 300 kWh at 20 paise/kWh; and additional energy at 5 paise/kWh. If the annual consumption is 1800 kWh, which tariff is more economical and by how much?

Algebra: Structure And Method, Book 1

(REV)00th Edition

ISBN:9780395977224

Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Chapter2: Working With Real Numbers

Section2.3: Rules For Addition

Problem 6P

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Q4// A supply company offers the following alternative tariffs
(i) Standing charges of Rs 75 per annum plus 3 paise/kWh.
(ii) first 300 kWh at 20 paise/kWh; and additional energy at 5 paise/kWh.
If the annual consumption is 1800 kWh, which tariff is more economical and by how much?

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