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Arijit Basu Chowdhury
reviewed on November 02, 2016
thanks sir.u r just awesome sir..proud of u sir.Don't stop when you are tired. Stop when you are done!
reviewed on December 13, 2016
Resting 9 hrs a day a man travels a certain distance in 40days. resting double the time how many days will he take double the distance at double the speed? Please if you can help