Respuesta :

4 1/2 = 9 / 2 ;
Then, ( 9 / 2 ) ÷ ( 3 /  4 ) = ( 9 / 2 ) × ( 4 / 3 ) = ( 36 / 6 ) = 6 ;
Finally, ( 4 1/2 ) × 6 = ( 9 / 2 ) x 6 = 54 / 6 = 9 ;
y = 9.