Odpowiedź:
1 promil = 1/1000
A) 3 promile liczby 1800 , to: 3/1000 * 1800 = 3 * 1,8 = 5,4
B) 25 promili liczby 2400 , to: 25/1000 * 2400 = 25 * 2,4 = 60
C) 20 promili liczby 600 , to : 20/1000 * 600 = 20 * 0,6 = 12
D) 3,5 promila liczby 1000 , to : 3,5/1000 * 1000 = 3,5
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Odpowiedź:
1 promil = 1/1000
A) 3 promile liczby 1800 , to: 3/1000 * 1800 = 3 * 1,8 = 5,4
B) 25 promili liczby 2400 , to: 25/1000 * 2400 = 25 * 2,4 = 60
C) 20 promili liczby 600 , to : 20/1000 * 600 = 20 * 0,6 = 12
D) 3,5 promila liczby 1000 , to : 3,5/1000 * 1000 = 3,5