Question

Atul ravi and varun go for a morning walk and they steep off together and their step measure 40 42 45 cm what is the main distance each should walk to cover same distance in complete steps

Answer 1

take LCM answer is 2520

Answer 2

The LCM need to be found here as it is asked about the minimum distance  
40 = 2 * 2* 5 *2
42= 2*3*7
45=3*3*5

LCM= 2520

The minimum distance to cover is 2520 cm.


Hope it helps u!!!