120g 30% ..............................x-20
.............................x%
50g 20%................................30-x
120/50 = x-20/30-x
120(30-x) = 50(x-20)
3600-120x = 50x-1000
170x = 4600
x = 27,06%
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
120g 30% ..............................x-20
.............................x%
50g 20%................................30-x
120/50 = x-20/30-x
120(30-x) = 50(x-20)
3600-120x = 50x-1000
170x = 4600
x = 27,06%