ile % liczby K stanowi liczba N lezali
a) K=300 N = 48
b) K=75 N=5
c) K=6 N=1/2
a) 300 --- 100%
48 --- x
x=48*100/300=10%
b) 75 --- 100%
5 --- x
x=100*5/75=6,6%
c) 6 --- 100%
1/2 --- x
x= 1/2*100/6=8,3%
K = 100%
N = x%
300 = 100%
48 = x%
x = 48*100 :300
x = 16
75 = 100%
5 = x %
x = 5*100: 75
x = 20/3
x = 6⅔
6 = 100%
1/2 = x%
x = 1/2*100:6
x = 50/6
x = 8⅓
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a) 300 --- 100%
48 --- x
x=48*100/300=10%
b) 75 --- 100%
5 --- x
x=100*5/75=6,6%
c) 6 --- 100%
1/2 --- x
x= 1/2*100/6=8,3%
ile % liczby K stanowi liczba N lezali
a) K=300 N = 48
K = 100%
N = x%
300 = 100%
48 = x%
x = 48*100 :300
x = 16
b) K=75 N=5
75 = 100%
5 = x %
x = 5*100: 75
x = 20/3
x = 6⅔
c) K=6 N=1/2
6 = 100%
1/2 = x%
x = 1/2*100:6
x = 50/6
x = 8⅓