" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
................... 22,5%
150g 30% .................... 22,5-0=22,5
x/150 = 7,5/22,5
22,5x = 150*7,5
22,5x = 1125
x = 50g wody