विकल्पों में दिए गए किन चिह्नों को आपस में बदलने पर निम्नलिखित समीकरण सही हो जाएगा? (20 + 3) × 6 + 8 − 32 = 76

If '+' is interchanged with '-' and '×' is interchanged with '÷', what will come in place of '?' in the following equation? 529 ÷ 23 + 89 - 12 × 9 = ?

By interchanging which two signs will the given equation become correct? 15 - 9 ÷ 6 × 10 + 5 = 25