The average age of 32 students is 10 years. If the teacher's age is also included, the average age increases by one year. What is the age of the teacher?

A 43 Years
B 50 Years
C 34 Years
D 32 Years

Correct Answer: 43 Years

Given,the average age of 32 students is 10years∴ total age = 32×10 = 320 yearsif teacher age is included then average be 11 yearstotal age including teacher = 11×33 = 363 yearsteachers age = 363 - 320 = 43 years (ans)
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