Question

Afla numerele x,y,z,stiind ca x+y
+z=10 si 6:x=3:y=11:z

Answer 1

6/x=3/y=11/z =(6+3+11)/(x+y+z) = 20/10 = 2 =>

=> 6/x=2    
     x=6/2=>3
     3/y=2  
     y=3/2=>1,5
     11/z =2
     z=11/2=>5,5