Evaluating guesses until the answer is found

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Picaboo worked 20 hours last week. Part of the time she worked as a stockperson for $5.65 per hour. The rest of the time she worked as a ski instructor for $8 per hour. If she earned $141.20, how many hours did she work at each job? Solve this problem by making and evaluating guesses until the answer is found.

Reference no: EM132038887

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