" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2025 KUDO.TIPS - All rights reserved.
2015a = 5a + b
b = 2015a - 5a = 2010a
10b/(19b + 2010a) = 10b/(19b + b) = 10b/20b = 1/2