General Studies · Mathematical Operations
यदि '+' और '×' को आपस में बदल दिया जाए, तथा '-' और '÷' को भी आपस में बदल दिया जाए, तो निम्नलिखित समीकरण में '?' के स्थान पर क्या मान आएगा? 20 ÷ 5 × 10 - 5 + 2 = ?
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19
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