Question

PLS REPEDE DAU COROANA. Aflați x si ý stiind că {15;10;36} d.p cu {x,;y;18}.

Answer 1

15/x=10/y=36/18

15/x=36/18⇒ 15/x=2⇒ x =15/2

10/y=36/18⇒10/y=2⇒y=10/2=5

x=15/2 si y=5

Answer 2

direct proportionalitate⇒15/x=10/y=36/18=2=factor de proportionalitate ⇒

15/x=2, x=15/2, 10/y=2, y=5