'P' walked 1 km towards south direction and turned ACW and walked 2 km. Then he turned his left and walked 1 km and then he turned his right and walked 2 km. After that he turned ACW and walked 3 km. How far is he from the starting point ?
Raju got married 8years ago. His present age is 6/5 times his age at the time of his marriage Raju's sister was 10years younger to him at the time of his marriage. The present age of Raju's sister is ?
By trial and error method, we get 2880/3 = 960 is not a perfect square 2880/4 = 720 is not a perfect square 2880/5 = 576 which is perfect square of 24 Hence, 5 is the least number by which 2880 must be divided in order to make it into a perfect square.