" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
72.40 = (69.x) + (74.(40-x))
2880 = 69x + 2960 - 74x
74x - 69x = 2960 - 2880
5x = 80
x = 16