Fred is training for a cross-country race. At practice last week, he ran 6.25 miles in 1
1
4<...
Mathematics, 16.12.2020 03:40 destineecoleman2001
Fred is training for a cross-country race. At practice last week, he ran 6.25 miles in 1
1
4
hours. At that speed, how long would it take Fred to run 8.5 miles?
Answers: 1
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Ametalworker has a metal alloy that is 30? % copper and another alloy that is 55? % copper. how many kilograms of each alloy should the metalworker combine to create 90 kg of a 50? % copper? alloy?
Answers: 3
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Answers: 1
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Asequence is a function whose is the set of natural numbers
Answers: 1
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