If N.E.P.A. charges 65 kobo per kilowatt-hour for electricity supplied to consumers, what bill would an electric iron rated at 750 watts attract when used for 24 hours?
A.
N9.70
B.
N11.70
C.
N12.40
D.
N15.90
E.
N17.60
Correct Answer: Option B
Explanation
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