Quest.:-Car A starts from P at time t1 and reaches Q at t2. Another car B starts from Q at t3 (later than t1) and reaches P at t4. At what time do the two cars meet on their way?

• Let they meet at t5. then (t5-t1)*PQ/(t2-t1)+ (t5-t3)*PQ/(t4-t3)=PQ. solve to get
  t5.
• 11 years agoHelpfull: Yes(0) No(1)