Oblicz,jaki procent liczby x stanowi liczba y
a) x= 10, y= 20
b) x=340,y=85
a) 200%
b)25%
a) 10=100%
20=x%
x% = 20*100/10
x% = 200%
b) 340 = 100%
85 = x%
x% = 85*100/340
x% = 25%
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a) 200%
b)25%
a) 10=100%
20=x%
x% = 20*100/10
x% = 200%
b) 340 = 100%
85 = x%
x% = 85*100/340
x% = 25%