andrzej zarabia 1900 zł natomiast jacek 2600.
a) o ile % wiecej zarabia jacek?
b) o ile procent mniej zarabia andrzej ?
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a)
1 900zł ----- 100%
2 600zł ----- x %
x = (2 600 * 100) / 1900 = 2600/19 = 136,84.....%
136,84.....% - 100% = 36,84...% ------ odpowiedź
b)
1 900zł ----- x%
2 600zł ----- 100%
x = (1900 * 100)/2600 = 1900/26 = 73,07......%
100% - 73,07......% = 26,92....% ---------- odpwoiedź