A cat chases a rat 6 hours after the rat runs. cat takes 4 hours to reach the rat. If the average speed of the cat is 90 kmph, what s the average speed of the rat?	Choose the correct choice from the following options.
A) 32kmph B) 26kmph C) 35kmph D) 36kmph E) 32kmph
cat take 10 hours and rat take 4 hours...then Distance chased by them is 90*4.so speed of rat is  (90*4)/10= 
<gadget id="calculator"> (90*4)/10</gadget>
<output>36</output>
36kmph.   ANSWER IS 36kmph
<result>D</result>
A cat chases a rat 6 hours after the rat runs. cat takes 4 hours to reach the rat. If the average speed of the cat is 90 kmph, what s the average speed of the rat?