There are two plates of kit kats on a table. one plate has 3 whole kit kats on it. on the other plate, each kit kat bar was spilt into two equal pieces there are eight pieces available. which plate has more candy?

Astuntman jumping off a 20-m-high building is modeled by the equation h=20-5t^2, where t is the same in seconds. a high-speed camera is ready to film him between 15m and 10m above the ground. for which interval of time should the camera film him?