" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
b- masa drugiego bochenka
a+b=1,5 ∧ a/b=7/8
a+b=1,5 ∧ a=8/7 × b
8/7 × b +b=1,5
15b=10,5
b=0,7kg →a=0,8kg