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What will come in place of the question mark (?) in the following equation, if '+' and '-' are interchanged and '×' and '+' are interchanged? 229 + 41 + 502 × 2 - 44 = ?

1. 9281
2. 9812
3. 9218
4. 9182

Correct answer: 9182

Solution

Interchanging the symbols as instructed changes the expression into 229 - 41 - 502 + 2 × 44. Evaluating it step by step gives 9182. Hence, the correct answer is 9182.

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