Subject
Quantitative Aptitude
Topic
Average
The electric company charges Tk 30 per kilowatt-hour (KWH). Rahim used 2800 KWH in April, 3200 KWH in May, and 3600 KWH in June. What was his average cost of electricity for the 3 months?
The electric company charges Tk 30 per kilowatt-hour (KWH). Rahim used 2800 KWH in April, 3200 KWH in May, and 3600 KWH in June. What was his average cost of electricity for the 3 months?
ক)
Tk. 960খ)
Tk. 96গ)
Tk. 48ঘ)
Tk. 144Explanation
For April, Cost of electric bill = (2800 * 0.30) tk = 840 tk For May, Cost of electric bill = (3200 * 0.30) tk = 960 tk For June, Cost of electric bill = (3600 * 0.30) tk = 1080 tk Total Cost of 3 Months = (840 + 960 + 1080) tk &nRelated questions
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