1l1e rate for a particular inte rnational person.to-person telephone call is $0.43 for
Chapter 1, Problem 54(choose chapter or problem)
1l1e rate for a particular inte rnational person.to-person telephone call is $0.43 for the first minute, S0.32 for each additiona l minute, and a $2.10 service charge. If the cost of a ca ll is $5.73, how long did the person talk?
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