i have solved problems on ages wirhout any formula or without any equation... just by thought process and cross product... i shown how easily we can solve the problems .
regarding time, distance and speed problem solving..just in single step without confusion..
For Part-1 on trains click the below link
for Part-2 on trains
Watch my videos on Time, Distance and Speed
PART-1Video click the link below
To watch PART-2 video click the link below
To watch Part-3 click the link below
To watch my all previous videos about shortcuts in maths visit my channel
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Plz watch my all videos and subscribe to my youtube channel
Thank you..
Urs N.K.Niranjan
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