Wireless Phone?

12月 16, 2010 · Posted in Wireless Phone 

Question by darkangel9207: Wireless Phone?
Spingfrog wireless phone company bills on a monthy basis.Each bill includes a $ 29.95 service fee for 1000 minutes plus a 2.95 federal communication tax. Additionally, there is a charge of $ 0.05 for each minute used over 1000. Let m represent the number of minutes over 1000 used during the month. Write an equation to describe the cost c of the wireless phone service per month.

Best answer:

Answer by BlindedByReason
Cost:

.95 base fee
.95 tax
.05m cost over 1000 minutes

c = .95 + .95 + .05m
c= 32.90 + 0.05m

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