If 10 pounds of sugar cost $18.54, how much will 15 pounds of sugar cost?

First find the cost per pound: $18.54 ÷ 10 = $1.854 per pound. Then multiply by 15 pounds: $1.854 × 15 = $27.81, so 15 pounds of sugar will cost $27.81, choice D.

AI-written and checked against the verified answer.