Concept:Apply BODMAS rule: Division and multiplication before addition and subtraction.Explanation:First, perform the multiplications and divisions: 25.3×5=126.5, 35÷5=7, and 3×18.5=55.5.The expression becomes 126.5−7−55.5.Subtract from left to right: 126.5−7=119.5, then 119.5−55.5=64.0.Answer:64.0 (Option D)