Odpowiedzi

2010-01-07T19:30:29+01:00
210 - 100%
84 - x

(84 * 100) : 210 = 40%

___________

210 - 100%
357 - x

(357 * 100) :210 = 170 %


2010-01-07T19:30:35+01:00
84 : 210 ∙ 100% = 40%
357 : 210 ∙ 100% = 170%