Question

1. Three boys step off together from the same spot. Their steps measure 63 cm, 70 cm and 77 cm respectively. What is the minimum distance each should cover so that all can cover the distance in complete steps?

PLEASE HELP ME

Answer 1

Answer:

step measure of 1st boy= 63cm

step measure of 2nd boy=70cm

step measure of 3rd boy= 77cm

Now l.c.m.= 2×3×3×5×7×11

= 6930.