URGENTTTTTTTT VA ROG IMI TREBUIE ACUM!!!

Răspuns:
a) (3+7+10)/3 = 20/3 b)(0,5+2+0,25)/3=2,75/3
d)(1+2+5+1)/4=9/4. e)0,15+0,3+1 /3 =1,45/3