Sled pull. Two people pull with constant forces $83\mathrm{.}7$ N and $94\mathrm{.}3$ N in opposite directions on a $22\mathrm{.}6$ kg sled on frictionless ice. The sled is initially stationary. At the end of $3\mathrm{.}3$ s$,$ what are its $($a$)$ displacement and $($b$)$ speed? $($a$)$ Number Units $($b$)$ Number Units