Two cyclist start on a circular track from a given point but in opposite direction with speeds of 7m/s and 8m/s. If the circumference of the circle is 600meters, after what time will they meet at the starting point?	Answers
A) 20sec  B) 15sec  C) 30sec  D) 50sec  E) 40min
They meet every 600/7+8 = 40sec   Answer is 40min
<result>E</result>
Two cyclist start on a circular track from a given point but in opposite direction with speeds of 7m/s and 8m/s. If the circumference of the circle is 600meters, after what time will they meet at the starting point?