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Sara worked 28 hours last week. Joan worked 6 hours less than Sara, and Erin worked half as many hours as Joan. How many hours did Sara, Joan, and Erin work last week?
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Sara worked 28 hours last week. Joan worked 6 hours less than Sara, and Erin worked half as many hours as Joan. How many hours did Sara, Joan, and Erin work last week?

User Mbq
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sara worked 28. Joan worked 22. and Erin worked 11 hours

User Exprove
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