Question 965701
Uniform Rates for Work or Job;
RT=J for rate time job.


Let one job be, mowing one lawn.


Let r be the amount of lawns per hour for ONE boy.


If 4 boys work together, then this rate is {{{4r}}}.
Two boys together have rate of {{{2r}}}.


Let t be how much time for two boys to do the described ONE of these lawns.
{{{system((4r)2=3,(2r)t=1)}}};


Solve the system.