Jakim procentem liczby A jest liczba B jeśli: A-40 B-8 .. A-15 B-12
8 / 40 = 0.2
0.2 x 100% = 20%
12/ 15 = 0.8
0.8 * 100% = 80 %
prosze o naj
40-100%
8-x%
x=(8*100):40=20%
15-100%
12-x%
x=(12*100):15=1200:15=80%
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8 / 40 = 0.2
0.2 x 100% = 20%
12/ 15 = 0.8
0.8 * 100% = 80 %
prosze o naj
40-100%
8-x%
x=(8*100):40=20%
15-100%
12-x%
x=(12*100):15=1200:15=80%