निम्नलिखित श्रृंखला को देखिए और प्रश्न का उत्तर दीजिए (सभी संख्याएँ केवल एकल अंक की संख्याएँ हैं): (बाएँ) 5 6 9 7 4 5 3 7 8 3 4 2 1 5 7 9 8 1 2 3 4 3 6 2 1 5 7 (दाएँ) ऐसे कितने विषम अंक हैं जिनमें से प्रत्येक के ठीक पहले एक सम अंक है और ठीक बाद भी एक विषम अंक है?

How many odd numbers are there in the given string of elements which are immediately preceded by a letter and also immediately followed by a letter? (Count from left to right only) (Left) B 4 3 D G 7 6 F W 3 2 C B 5 N 4 8 K 9 W 7 M B 6 4 G A Z 3 9 7 K L 5 T 4 B 7 3 C 2 H K 5 P 6 5 F D V 3 A (Right)

Refer to the following number and symbol series and answer the question that follows. (Left) @ $ 7 2 4 & 9 3 & 7 1 @ 5 4 3 ^ * 6 @ 7 9 # 8 2 4 (Right) If all the symbols are dropped, which is the 7th term from the right end of the series?