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Rational Equation Applications

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					Rational Equation
  Applications
      Math 0099
      G. Clement




                    S
           Fractions


S One number is ¾ of another
 number, and their sum is 63.

 Find the two numbers.
            Fractions


S One number is 3 less than another
 number. The sum of their reciprocals is
 equal to 7 divided by the product of the
 two numbers.

 Find the two numbers.
             Work


S One pipe can empty a pool in 6
 hours, and another pipe can empty
 the same pool in 4 hours. If both
 valves are open, how long would it
 take to empty the pool?
             Work


S Working together, Greg and Cindy
 can clean the snow from a driveway
 in 20 minutes. If it would’ve taken
 Cindy 36 minutes to do the job
 alone, how long would it have taken
 Greg alone?
Work
 Distance, Rate, and Time


S An airplane can fly 650 mph in still
 air. If it can travel 2,800 miles with
 the wind in the same time it can
 travel 2,400 miles against the same
 wind, find the wind speed.
 Distance, Rate, and Time


S It takes Lisa, traveling at 50 mph, 45
 minutes longer to go a certain
 distance than it takes Maria traveling
 at 60 mph over the same distance.
 Find the distance traveled.

				
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posted:3/7/2013
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