The average age of 22 students of a class is 47 years. If the age of the teacher is also included, then the average age of the entire group becomes 48 years. Find the age of the teacher (in years).

The average age of 22 students of a class is 47 years. If the age of the teacher is also included, then the average age of the entire group becomes 48 years. Find the age of the teacher (in years).
एक कक्षा के 22 विद्यार्थियों की औसत आयु 47 वर्ष हैं। यदि शिक्षक की आयु भी सम्मिलित कर ली जाए, तो संपूर्ण समूह की औसत समूह की औसत आयु 48 वर्ष हो जाती है। शिक्षक की आयु (वर्ष में) ज्ञात कीजिए।