80% liczby ... to 16
szukana liczba =y
80%·y=16
0,8·y=16
y=16 :0,8
y=20
80% z liczby x = 16
0,8x = 16
x = 16 : 0,8
x = 20 <--- odp
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
szukana liczba =y
80%·y=16
0,8·y=16
y=16 :0,8
y=20
80% z liczby x = 16
0,8x = 16
x = 16 : 0,8
x = 20 <--- odp