Mason walked 1/3 mile before lunch and 5/12 mile after lunch

Total walk = 1/3 + 5/12 = 4+5/12 = 9/12 = 3/4 miles OR 0.75 miles

you answer is 3/4 miles in fraction form

& 0.75 miles in decimal form

step-by-step explanation:

let pq = qr = rs = x, and xz = y and zu = z.

if the horizontal lines are parallel, then corresponding segments are in proportion:

substitute:

therefore 3 = y = z.

xu = y + z → xu = 3 + 3 = 6