SOLUTION: A telephone bill comprises of a standing charge of $23 per month plus a further charge of 6.8 cents per minute.
a-Using x to represent the number of units used in a quarter write
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a-Using x to represent the number of units used in a quarter write
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Question 1100306: A telephone bill comprises of a standing charge of $23 per month plus a further charge of 6.8 cents per minute.
a-Using x to represent the number of units used in a quarter write down the function B(x) for the total cost of the bill in pounds over the 3 month period ?
b-Calculate the bill if the phone is used on average 148 minutes per month? Answer by CubeyThePenguin(3113) (Show Source):
