निम्नलिखित श्रृंखला को तार्किक रूप से पूर्ण बनाने के लिए कौन सा दिया गया अक्षर-संख्या समूह प्रश्न चिह्न (?) को प्रतिस्थापित करेगा? IHD 78 EDZ 87 AZV 96 WVR 105 ?

Refer to the following number and symbol series and answer the question that follows. (All numbers are single-digit numbers only.) (Left) 3 ^ 5 # 6 £ 1 $ @ 8 % 7 * 4 ≺ Ω 9 2 (Right) If all the symbols are dropped from the series, which of the following will be fifth from the left?

Refer to the following number and symbol series and answer the question. Counting to be done from left to right only. All numbers are single-digit numbers. (Left) @ 8 1 6 # \ * 7 & + * * 3 3 $ 2 (Right) How many such numbers are there each of which is immediately preceded by a symbol and also immediately followed by a symbol?