What will come in the place of the question mark (?) in the following equation, if '+' and '-' are interchanged and '×' and '÷' are interchanged?
216 × 9 + 52 - 7 ÷ 7 = ?
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21
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19
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22
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20
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Question Not Attempted
What will come in the place of the question mark (?) in the following equation, if '+' and '-' are interchanged and '×' and '÷' are interchanged?
216 × 9 + 52 - 7 ÷ 7 = ?