Answer the following questions based on the alphabet given below :
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
1. What will come in place of the question mark (?) in the given number series?
2. In which state is the world's largest 11-day Gala Festival "Bargarh Dhanua Jatra" organized?
7. What will come in place of the question mark (?) in the following questions ?
9. Which among the following is the correct definition of 'Sex Ratio' ?