If a mechanic is exerting $119$ Newton$-$m of torque on a nut$,$ and he is applying a $315-$Newton force perpendicular to the wrench, how far away from the center of the nut is he grasping the wrench? He must hold it $\_\_\_\_\_\_\_$meters away from the center. Use $3$ sig figs. 

A $60$kg box of rocks slides down an incline that is angled at $32$ degrees. If the coefficient of kinetic friction between the box and incline is $0\mathrm{.}23,$ what is the box's acceleration?