Question

Va rog frumos!!!!!!!!!!!!!!!! ​

Answer 1

Răspuns:

1) 4/5=8/10=0,8

2) 49/14=7/2= 3,5 49/14 =7^2 /7 x 2=7/2

4/3=20/15= 1,33 4/3 x 5/5 =20/15

5/6=10/12= 0,83 5/6 x2/2=10/12

3) 54/48

4) n+17=10+12

n+17=22

n=5