Which graph represents 2x-5y <15?

If sec theta = 5/3 and the terminal point determined by theta is in quadrant 4, then

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie

Helena lost her marbles. but then she found them and put them in 44 bags with mm marbles in each bag. she had 33 marbles left over that didn't fit in the bags.