If 20 Sunday newspapers weigh 18 pounds, how many pounds do 30 Sunday newspapers weigh?

First find the weight of one newspaper: 18 ÷ 20 = 0.9 pound. Then multiply by 30 newspapers: 0.9 × 30 = 27 pounds. So 30 Sunday newspapers weigh 27 pounds, choice A.

AI-written and checked against the verified answer.