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If 'A' stands for '÷', 'B' stands for '×', 'C' stands for '+', and 'D' stands for '-', what will come in place of the question mark '?' in the following equation? 121 C 21 D 11 A 11 B 121=?
11
31
21
41
21
Evaluating Equation via Alphabetical Operator Substitution
Substitute Operators
Replacing letters with their respective mathematical operations: 121+21−11÷11×121
Formed arithmetic equation
Apply BODMAS Order
• Division: 11÷11=1 • Multiplication: 1×121=121 • Addition and Subtraction: 121+21−121=21
Final result=21
Option C is correct — 21