Physical Fitness The instructor of an aerobics exercise
Chapter , Problem 6.5.45(choose chapter or problem)
Physical Fitness The instructor of an aerobics exercise class for beginners uses the following system of inequalities to find the targeted exercise heart rate ranges for the members of the class. cy 0.55(208 - 0.7x)y 0.75(208 - 0.7x)20 x 50 In this system, is the persons exercise heart rate in beats per minute and is the persons age in years. Use the system of inequalities to determine the targeted exercise heart rate range for Ashley, who is 35. Round the minimum and maximum targeted heart rates to the nearest beat per minute.
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