Lucia raced her car on a raceway. She started the race at a standstill on the starting line, and when she finished the race, she was traveling 110 miles per hour. She wants to calculate her average acceleration What other information will Lucia need to do so ?

Asolid cylinder and a cylindrical shell have the same mass, same radius, and turn on frictionless, horizontal axles. the cylindrical shell has light-weight spokes connecting the shell to the axle. a rope is wrapped around each cylinder and tied to blocks of equal masses that are held the same height above the ground. both blocks are released simultaneously. the ropes do not slip. which block hits the ground first? or is it a tie?