Răspuns:
Explicație pas cu pas:
1a) 3/9, 5/15, 11/33
b) 7/1, 35/5, 91/13
2a) 13/x = 25/y =2
x = 13/2, y = 25/2
b) 2/x =5/y =7/z = 2
x = 2/2, y = 5/2, z = 7/2
b) 8/x =12/y = 24/z = 2
x = 8/2 =4, y = 12/2 =6, z = 24/2 =12
