H. A stone is projected vertically up with the velocity of 19.6 m/s. I) Calculate time taken by the stone to reach the maximum height.
ii,) how long it takes to travel 294 m below the point of projection.
plz solve this equation
and don't send link​

Steelhead trout migrate up stream to spawn.occasionally they need to leap up small waterfalls to continue their journey. fortunately, steelhead are remarkable jumpers, capable of leaving the water at a speed of 8.0 m/s. a. what is the maximum height a steelhead trout can jump? b.leaving the water at 8.0 m/s, the trout lands on top of the water fall 1.8 m high. how long was it in the air?