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A boy noted the readings on his home’s electricity meter on Sunday at 8 AM and again on Monday at 8 AM (see Figures below). (a) What was the meter reading on Sunday ? (b) What was the meter reading on Monday ? (c) How many units of electricity have been used ? (d) In how much time these units have been used ? (e) If the rate is Rs. 5 per unit, what is the cost of electricity used during this time ? |
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Answer» A boy noted the readings on his home’s electricity meter on Sunday at 8 AM and again on Monday at 8 AM (see Figures below).
(a) What was the meter reading on Sunday ? (b) What was the meter reading on Monday ? (c) How many units of electricity have been used ? (d) In how much time these units have been used ? (e) If the rate is Rs. 5 per unit, what is the cost of electricity used during this time ? |
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