o ile % podrożały jabłka?wynik zaokrąglij di 0,1(stara cena 7,20 nowa 11,50)
stara cena = 7,20
nowa cena = 11,50
7,20 -> 100%
11,50 -> x%
7,20*x% = 11,50 * 100%
x% = (11,50 * 100%) : 7,20
x% = 1150% : 7,20
x% = 159,7(2)%
x% = 159,7%
159,7% - 100% = 59,7%
Jabłka podrożały o 59,7%
7,20 to 100%
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stara cena = 7,20
nowa cena = 11,50
7,20 -> 100%
11,50 -> x%
7,20*x% = 11,50 * 100%
x% = (11,50 * 100%) : 7,20
x% = 1150% : 7,20
x% = 159,7(2)%
x% = 159,7%
159,7% - 100% = 59,7%
Jabłka podrożały o 59,7%
7,20 to 100%
11,50 -> x%
7,20*x% = 11,50 * 100%
x% = (11,50 * 100%) : 7,20
x% = 1150% : 7,20
x% = 159,7(2)%
x% = 159,7%
159,7% - 100% = 59,7%