Math

Long distance Phone Company A charges a base rate of $5.00 per month plus 4 cents a minute that you're on the phone. Long distance Phone Company B charges a base rate of only $2.00 per month but they charge 10 cents per minute used. How much time per month would you have to talk on the phone before subscribing to Company A would save you money?

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  1. 5 + .04t < 2 + .10t

    3 < .06t

    t > 3/.06 = 50

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  2. 51

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