$8$ Energy Conservation: Problem $10$

$(1$ point$)$

Sometimes, steep roads going down have a small safety road by the side that goes up$,$ which vehicules can use in an emergency, to slow down. A $5556\mathrm{.}8$ kg truck has lost its brakes coming down a mountain. Fortunately, there is a ramp of thick gravel inclined at $14$ degrees that the driver can use to stop the truck. The truck hits the ramp moving at $29\mathrm{.}8\frac{m}{s}$ and then travels $26\mathrm{.}6$ meters up the ramp before it comes to a stop. What work is done by the gravel to stop the truck?

There is of work done by the gravel.