Plankton and seaweed need sunlight to survive as sunlight enters the ocean it is absorbed and scattered by the water that the table shows the percentage of sunlight that enters clear tropical ocean water each depth depth- 0, 25, 75, 150.
Light penetration- 100, 50,10,1
Find the equation of the quadartic curve of best fit
What would be the percentage at a depth of 50 meters?

Last year, a state university received 3,560 applications from boys. of those applications, 35 percent were from boys who lived in other states. part a)how many applications did the university receive from boys who lived in other states? part b)applications to the university from boys represented 40percent of all applications. how many applications did the university receive in all? i don't how to do part b so me and plz tell how you got your answer