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Onutz2punct0
a fost răspuns

clasa a 5 a urgent !!!!​

Clasa A 5 A Urgent class=

Răspuns :

Dianageorgiana794

Răspuns:

3/5din75=3·75:5=45

____________

40x/100=128

40x=128·100

x=12800:40

x=320

____________

2500n/100=375

2500n=375·100

n=37500:2500

n=15

Mariac4599
a)3/5*75/1=3*15=45
b)40% din x=128
40/100*x=128/1
40/100*x=12800/100
40x=12800
x=12800:40
x=320
c)n/100*2500=375
n*25=375
n=375:25
n=15


Sper că te-am ajutat!!!:)