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November 6th, 2019, 07:31 AM  #1 
Senior Member Joined: Aug 2014 From: India Posts: 486 Thanks: 1 
Circular track: Both are in same direction. A = 3m/sec, B = 1 m/sec. Circumference of track = 100m. What is the time taken by A & B to reach starting point for first time? Last edited by skipjack; November 6th, 2019 at 04:12 PM. 
November 6th, 2019, 09:13 AM  #2 
Math Team Joined: Jul 2011 From: Texas Posts: 3,093 Thanks: 1675 
100 seconds

November 6th, 2019, 09:15 AM  #3 
Senior Member Joined: Dec 2015 From: Earth Posts: 823 Thanks: 113 Math Focus: Elementary Math  
November 6th, 2019, 09:24 AM  #4 
Math Team Joined: Jul 2011 From: Texas Posts: 3,093 Thanks: 1675  

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