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reviewed on July 12, 2018
sir made it so easy to understand such a difficult and confusion chapter I m lucky to get taught by sir it's a great chance to learn from Bharat Gupta sir
Nilendra Singh Rajawat
reviewed on August 05, 2018
in sol to the 3 rd questions you have taken speed of arindam as 9 for the whole journey but in question it has been given that he returns from school at 5km/hr Constant speed which you haven't used