निम्नलिखित श्रृंखला को देखें और प्रश्न का उत्तर दें (सभी संख्याएं केवल एकल अंक वाली संख्याएं हैं)। (बायें) 6 4 5 7 8 4 6 3 1 4 1 2 7 4 9 1 5 3 6 1 1 (दायें) ऐसे कितने विषम अंक हैं जिनमें से प्रत्येक के ठीक पहले एक सम अंक है और ठीक बाद में भी एक विषम अंक है?

Refer to the following number and symbol series and answer the question that follows. Counting to be done from left to right only. All numbers are single-digit numbers. £ $ 9 3 4 9 7 £ % & # 7 3 1 8 7 5 * @ 4 £ $ How many such numbers are there, each of which is immediately preceded by a symbol and also immediately followed by a symbol?

Refer to the following number-symbol series and answer the question that follows. Counting is to be done from left to right only. (Left) $ # # £ 9 % £ 7 * & € 1 3 4 5 6 4 9 € 2 5 & (Right) How many such numbers are there each of which is immediately preceded by a symbol and also immediately followed by a symbol?