The electric company charge: Tk 0.3 per KWH. Rahim used 2800 KWH in April, 3200KWH in May, and 3600 KWH in June. What was his average costs of electricity in taka for the 3 months?

A. 72

B. 96

C. 48

D. 144

E. None

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সঠিক উত্তরঃ B. 96

Explanation:

Total usage = 2800 + 3200 + 3600 = 9600 kilowatt-hours Thus, total cost = 9600 kilowatt-hours * 3 paisa = Tk 288

Therefore, average cost = Tk 288/3 = Tk 96

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The electric company charge: Tk 0.3 per KWH. Rahim used 2800 KWH in April, 3200KWH in May, and 3600 KWH in June. What was his average costs of electricity in taka for the 3 months?