निम्नलिखित अक्षर श्रृंखला का संदर्भ लें और प्रश्न का उत्तर दें (बाएं से दाएं गिनती की जानी है): C B A S N U C O M D K I F J H A I P B E B H ऐसे कितने व्यंजन (consonants) हैं, जिनमें से प्रत्येक के ठीक पहले एक व्यंजन है और ठीक बाद में भी एक व्यंजन है?

Refer to the given series and answer the question that follows (All numbers are single digit numbers only). Counting is to be done from left to right. (Left) 58561868515888941618425432126 (Right) How many such odd 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 number and symbol series and answer the question that follows. Counting is to be done from left to right only. (Left) 1 4 * @ 9 & & £ $ 7 2 8 & 9 5 £ £ # 6 * 1 % (Right) How many such numbers are there, each of which is immediately preceded by a number and also immediately followed by a symbol?