Question: Keith is choosing between two exercise routines. In Routine #1, he burns 25 calories walking. He then runs at a rate that burns 18.5 calories
Keith is choosing between two exercise routines. In Routine #1, he burns 25 calories walking. He then runs at a rate that burns 18.5 calories per minute. In Routine #2, he burns 46 calories walking. He then runs at a rate that burns 13.25 calories per minute. For what amounts of time spent running will Routine #1 burn fewer calories than Routine #2? Use / for the number of minutes spent running, and solve your inequality for 1. X
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