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Posted by on Monday, October 17, 2011 at 12:20am.

Dale is choosing between two exercise routines. In Routine #1, he does only running, burning 10 calories per minute. In Routine #2, he burns 10 calories walking. He then runs at a rate that burns 8 calories per minute. For what amounts of time spent running will Routine #1 burn more calories than Routine #2? Use for the number of minutes spent running, and solve your inequality for .

  • algebra - , Monday, October 17, 2011 at 6:20am

    This cannot be determined without a given time interval for the time it takes him to burn 10 calories while walking.

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