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After working 4 hours, Frank has made 21 machine parts. At the same rate, how many parts can he make in 7 hours? is it (21/4)*7, 7(21), 7(4) /21, or 7(4)(21)
Answer: (21/4)*7. (21/4)*7=36.75
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User: After working 4 hours, Frank has made 21 machine parts. At the same rate, how many parts can he make in 7 hours

User: After working 4 hours, Frank has made 21 machine parts. At the same rate, how many parts can he make in 7 hours? is it (21/4)*7, 7(21), 7(4) /21, or 7(4)(21)

Weegy: Answer: (21/4)*7. (21/4)*7=36.75
Expert answered|pensteff|Points 4|

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Asked 12/29/2010 10:31:23 AM
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