" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
tiempo------------ ->
5k 5k+10 3 ( 5k+10) / (7k+10)= 3/4
20k+40=21k+30
7k 7k+10 4 21k-20k=10
k=10
entonces las edade son 5k y 7k
5k = 5x10 =50 y 7k= 7x10 =70 respuesta 50 y 70