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a fost răspuns

La ex 5 va rog g,h,i

La Ex 5 Va Rog Ghi class=

Răspuns :

x:2,25=6/9
x:225/100=6/9
x*100/25=6/9
100x/25=6/9
900x=150
x=150/900
x=1/6
x:1,08=(16-1)/9
x:108/100=15/9
x*100/108=15/9
100x/108=15/9
900x=1620
x=1620/900
x=162/90
x=81/45
x=27/15
x=9/5
x=1,8

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