Question 637327
  <pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi,
mona took 3 minutes to complete a race and lydia required 3.5 minutes to run the same race.
 mona's rate was 10 meters per minute more than lydias's rate{{{highlight(r)}}}, find their rates.
Question states*** distance the same, D = rt,  Mona's rate is {{{(r + 10)}}}   
  3(r+10) = 3.5r
      30 = .5r
       30/.5 = r = 60m/min, lydia's rate, Mona's rate 70m/min
and...
{{{3*70 = 3.5*60 = 210m}}}