" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
20 min = 1/9
20 min * 9 = 9/9
20 min * 9 = 180 min = 3h
²/₉x=40 minut=⅔ godziny
x=⅔:²/₉
x=3
ma 3 godziny wolnego czasu