Odpowiedź :
a) 64zł - 8%
x - 100%
x = 64*100/8
x = 800 zł
b) 800zł - 100%
120zł - x
x = 120*100/800
x = 15 %
c) 800zł - 100%
x - 28%
x = 800*28/100
x = 224 zł
x - 100%
x = 64*100/8
x = 800 zł
b) 800zł - 100%
120zł - x
x = 120*100/800
x = 15 %
c) 800zł - 100%
x - 28%
x = 800*28/100
x = 224 zł
1.
100% - x
8% -64
x =100*64/8=8000
2.
100% - 8000
x% - 120
x = 100*120/8000=1,5
3.
100% - 8000
28% - x
x = 28*8000/100 = 224
100% - x
8% -64
x =100*64/8=8000
2.
100% - 8000
x% - 120
x = 100*120/8000=1,5
3.
100% - 8000
28% - x
x = 28*8000/100 = 224