The average age of 10 teachers in a school was 48 years. A teacher aged 56 years died and another teacher resigned, and a new teacher of age 32 joined the school. If the average age of the teachers in the school now becomes 45 years. What is the age of the teacher who resigned?
1
48 years
2
49 years
3
50 years
4
51 years
5
45 years