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Mathematics, 06.12.2019 12:31 michellelirett

Mary buys 8 widgets for $40.00. she adds $1.00 in enhancements to each widget and sells them for $9.00 each. what is mary's estimated gross profit margin?

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Mary buys 8 widgets for $40.00. she adds $1.00 in enhancements to each widget and sells them for $9....
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