The diagram shows a square(6x-1) for height (4x+6) for length find the length of the square

If a(0,0,0) and b(2,2,2) are points in coordinate space, how many paths are there from a to b that move from one lattice point to another in the positive x-,y- or z- direction?

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

The last time i bought this product , it cost $20.00 but it looks like it cost 29. 60 today? what is the increase