General Studies · Mathematical Operations
यदि '+' और '×' को आपस में बदल दिया जाए तथा '-' और '÷' को आपस में बदल दिया जाए, तो निम्नलिखित समीकरण में '?' के स्थान पर क्या आएगा? 30 - 3 × 12 + 2 ÷ 18 = ?
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