Jakim procentem liczby x jest liczba y, jesli:
a) x=36; y=90
b) x=12,5; y=8,75
c) x=1420; y=63,9
d) x= y=
250 % (36=100% * 2= 72 , czyli brakuje 18=50%) ;)70 %5.15 %214.4 %
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250 % (36=100% * 2= 72 , czyli brakuje 18=50%) ;)
70 %
5.15 %
214.4 %