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  1. L

    Bart rides his bicycle out into the country along a path that is forty miles long.On...

    ...his way back he takes an? alternate route which is two miles longer ,and the return trip takes him one hour longer.If Barts rate on the way out into the country is four miles per hour faster then his rate on the return trip ,find both rates...
  2. L

    Suppose that Celia rides her bicycle sixty miles in two hours less time than it

    takes Tom to ride his bicycle? 85 miles If Celia rides three mile per hour faster than Tom ,find their respective rates...
  3. L

    Mark drives his mazda 270 miles in the same time that it takes Dave to travel 250...

    ...miles in his Datsun if Marks? rate is four miles per hour faster than Daves rate then find the rate of each? solve by declaring a variable,seeting up an appropriate equation,and the...
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