hi guys in this video i explaining about best tricks of countings of squares which helps you to solve these types of question in just 5 sec in online exam br if you like this video hit the like button also share with your friends.br this video is very important for rrb alpgroup-d, ssc 10+2, ssc cgl, railways & other competitive exams so watch this video till end never miss any tricks .br follow my Dailymotion channel for more video & press the notification bell for regular update .br please share & comment also.br for more videos follow this channel.