Could someone help? Not very sure if it’s 1/3 or just 3

Find the equation of the line with slope =8 and passing through (6,53) write your equation in the form y=mx+b

In δabc, m∠acb = 90°, cd ⊥ ab and m∠acd = 45°. find: a find cd, if bc = 3 in

Set up and solve a proportion for the following application problem. if 55 pounds of grass seed cover 404 square feet, how many pounds are needed for 7272 square feet?