Question

daduy UIVISILICUy 3, 3, 6, 8 and 2
19. In a morning walk, four persons step off together. Their steps measure 65 cm, 70 cm, 75 cm and
80 cm respectively. At what distance from the starting point will they step off together again?
10. Tick() the correct answer.
LCM of 11 and 13 is​

Answer 1

Answer:

lcm 9f 11 and 13 =143

and in question 19 we will take the lcm of 75 ,60 and 80 which is 3120

so the answer is 3120 cm =total no of steps

Answer 2

Answer:

let's chat in bio plsss