निम्नलिखित संख्या श्रृंखला को देखें और उसके बाद आने वाले प्रश्न का उत्तर दें (सभी संख्याएं केवल एकल-अंक वाली संख्याएं हैं)। गिनती केवल बाएं से दाएं की जानी है। (बाएं) 4 9 4 8 3 3 3 1 4 7 8 7 1 7 2 9 1 3 5 1 5 9 6 4 8 4 6 (दाएं) ऐसी कितनी विषम संख्याएं हैं, जिनमें से प्रत्येक के ठीक पहले एक विषम संख्या और ठीक बाद में भी एक विषम संख्या है?

Refer to the following series and answer the question that follows (all numbers are single-digit numbers only). Counting to be done from left to right only. (Left) 3 1 7 1 2 2 9 3 5 8 9 2 4 3 2 4 4 3 5 9 4 3 3 (Right) How many such even digits are there, each of which is immediately preceded by an even digit and also immediately followed by an even digit?

Refer to the following series and answer the question (all numbers are single-digit numbers only). (Left) 8 3 7 1 2 5 9 6 3 7 8 2 4 1 (Right) How many such even numbers are there (from left to right) which are immediately followed by an odd number?