Concept:Replace each symbol with its arithmetic operation, then apply BODMAS rule to simplify. Explanation:Given: 36$6@4%3#5 Decode: $=÷, @=+, #=−, %=× Expression becomes: 36÷6+4×3−5 Apply BODMAS: division and multiplication first. 36÷6=6 and 4×3=12 Now: 6+12−5=18−5=13Answer:13 (Option D)