The average age of a batch of 19 members is 24 years. If the age of the faculty be included, then the average increases by 4 months. What is the age of the faculty?
In a certain code language, '-' represents '+', '+' represents 'x', 'x' represents '÷' and '÷' represents '-'. Find out the answer to the following question.
In how many test matches did Ravichandran Ashwin achieve the feat of becoming the fastest player in the world (in terms of number of matches) to get 300 wickets in test cricket in November 2017?