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Mathematics 9 Online
OpenStudy (anonymous):

At Tele Power Plus, long-distance phone calls to China cost $0.59 for the first minute and $0.25 for each additional minute, plus an additional roaming charge of $2.50. If the total charge of a call to Beijing was $11.84, how many mintues did the call last?

OpenStudy (anonymous):

35 minutes

OpenStudy (lena772):

11.84-0.59=11.25 11.25/.25=45 MINUTES

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