Question 882752
 <pre><font face = "Tohoma" size = 3 color = "indigo"><b> 
Hi
{{{3700km/(6hr)}}} = 616 2/3 kmph
{{{2700km/(3hr)}}} = 900 kmph
 r + w = 900
 <u>r - w = 616 2/3</u>
  2r = 1516 2/3
   r =  758 1/3 kmph
   w =  141  2/3 kmph   {{{900 - 758.333333}}}