Question

on a morning walk , three persons step together and their steps measure 40cm,42cm,45cm respctively .what is minium distance each should walk so that I each can cover the same distance in complete steps​

Answer 1

take lcm of 40,42,45 you will get the answer

Answer 2

$\huge\pink{Hello}$

$\large\blue{Solution:-}$

Minimum distance each should walk to cover same distance = LCM of 40,42 and 45

LCM :-

40 = 2×2×2× 5

42 = 2×3×7

45 = 3×3×5

LCM = 2×2×2×3×3×5×7 =2520 cm = 25.20m

$\large\red{Hope}$$\large\red{it}$$\large\red{helps}$