Pacific salmon swimming up the columbia river travel 2 feet under water. suppose one salmon darts 2 feet up and out of the water. how far out of the water did the salmon jump?

I'm so close to finishing all these.

Enter the missing numbers in the boxes to complete the table of equivalent ratios.time (min) distance (km)? 36 9? 1512 ?

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?