Hey guys can someone help! i dont really need steps or anything just the answer!

Given a(-12,5) and b(12,29) find the point that divides the line segment ab three-eighths of the way from a to b

If δmtv is reflected across the y-axis, what are the resulting coordinates of point m? a) (-2, 5) b) (-5, 2) c) (5, -2) d) (-2, -5)

Problem fathi wants to print out a pdf document that is 48 pages long. to save paper, he decides to print on both sides of each sheet and to print two pages on each side of the sheet. how many sheets of paper will he need?