Dau coroana!!!!!!!!!!!!

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Răspuns :

1) x=(1,2*2)/72=2,4/72=1,2/36=0,6/18=0,3/9
2) x=(46*0,05)/2,(5)=2,3/2,(5)=0,9
3) x=(45*0,06)/3,3(6)=2,7/3,3(6)=0,8

72x * 2*1,2= x=72:2,4