दिए गए दो अंकों 5 और 4 को आपस में बदलने पर, निम्नलिखित में से कौन सा समीकरण सही होगा? I. 4 + 8 × 5 - 7 ÷ 1 = 30 II. 5 × 3 - 4 + 6 ÷ 2 = 11

If 'A' stands for '÷', 'B' stands for '×', 'C' stands for '+' and 'D' stands for '-', then what will come in place of the question mark (?) in the following equation? 13 B 2 C 6 D 8 A 4 = ?

Which two signs should be interchanged to make the given equation correct? 30 + 35 × 7 - 3 ÷ 10 = 5