Answer :

[tex]9\dfrac{29}{40}=9\dfrac{725}{1000}=9.725[/tex]
9 29/40 = 9 + 29/40

= 9/1 + 29/40

= (9/1 * 40/40) + 29/40

= 360/40 + 29/40

= 389/40

= 389 ÷ 40 = 9.725