What quadrant is this point in?

The depth of a lake at a certain point, wich is a function of the distance of that point from shore, is 30 feet.

Henry is an avid reader, he devours 90 pages in half an hour how many pages has henry read per minute?

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median amount spent? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28