Suppose you have a gift certificate worth $20 for one long-distance phone call. If the charge is $1.10 for the first minute and $0.42 for each additional minute , what is the lo…

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Boyang · Answer 1 · 2020-10-08T08:20:40+0000

Answer:

Suppose you have a gift certificate worth $20 for one long-distance phone call. If the charge is $1.10 for the first minute and $0.42 for each additional minute , what is the longest that you can talk?

20 - 1.10 = 18.9

18.9 / 0.42

= 45

Explanation:

Suppose you have a gift certificate worth $20 for one long-distance phone call. If the charge is $1.10 for the first minute and $0.42 for each additional minute , what is the lo…

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