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?
- A78
- B97
- C91
- D83
Solution & Step-by-step Explanation
Map the letters to their respective mathematical operators:
*
*
*
*
Substitute these operators into the given equation:
Solve step-by-step following the BODMAS rule:
1. Bracket: Evaluate
2. Multiplication: Evaluate
3. Addition and Subtraction:
Hence, the answer is 91.
*
*
*
*
Substitute these operators into the given equation:
Solve step-by-step following the BODMAS rule:
1. Bracket: Evaluate
2. Multiplication: Evaluate
3. Addition and Subtraction:
Hence, the answer is 91.