If i walked 1/2 mile in 15minutes and jody walked 2/3 miles 20minutes who walks faster

If wxyz is a square, which statements must be true?

What is the equation of the parabola with focus (-1,-1) and directrix y=1?

Right ∆abc has coordinates a(-7, 3), b( -7, 10), and c(-1, 3). the triangle is reflected over the x - axis and then reflected again over the y - axis to create ∆a'b'c'. which are the coordinates of vertex a'?