" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
z proporcji:
25% - 35
100% - x
25x = 35 * 100
25x = 3500 /:25
x = 140
e)
x - szukana liczba
125% = 125 : 100 = 1,25
1,25x = 500 /:1,25
x = 400