SOLUTION: Kay spends 250 min/wk exercising. Her ration of time spent on aerobics to time spent on weight training is 3 to 2. How many minutes per week does she spend on aerobics? How many

Question 442529: Kay spends 250 min/wk exercising. Her ration of time spent on aerobics to time spent on weight training is 3 to 2. How many minutes per week does she spend on aerobics? How many minutes per week does she spend on weight training?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Kay spends 250 min/wk exercising. Her ration of time spent on aerobics to time spent on weight training is 3 to 2. How many minutes per week does she spend on aerobics? How many minutes per week does she spend on weight training?
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aerob/wttr = 3/2
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3:2 is the same as 3x:2x
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3x + 2x = 250
5x = 250
x = 50
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aerob = 3x = 3*50 = 150 minutes
wttr = 2x = 2*50 = 100 minutes
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Cheers,
Stan H.
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