Can someone please answer ASAP!

Adolphin is swimming with her friend. the dolphin jumps to a height of 4.54.54, point, 5 meters above the surface of the water as her friend swims 9.89.89, point, 8 meters directly below her. what is the position of the dolphin's friend relative to the surface of the water? meters

Solve 30% of what = 60 step by step

Jane evaluates x^2-3x+5 for x=2 below. step 1: (-2)^2-()+5 step 2: =-4+6+5 step 3: =7 what, if any, was jane’s mistake? a)jane made no mistakes. b)jane incorrectly evaluated(-2)^2 in step 2. c)jane incorrectly added the terms in step 3. d)jane incorrectly substituted in x=-2in step 1.