The average age of a class of 32 students is 12 yrs. if the teacher's age is also included, the average increases by one year. Find the age of the teacher  Choose the correct choice from the following answers:  A) 45 Years  B) 46 Years  C) 49 Years  D) 52 Years  E) 54 Years
Total age of students is 32X12 = 384 Years Total age inclusive of teacher = 33X (12+1) = 429 So, Teacher's age is 429-384= 
<gadget id="calculator">429-384</gadget>
<output>45</output>
45 Yrs There is a shortcut for these type of problems Teacher's age is 12+(33X1)= 45 Years 45 Yearsnswer : 45 Years
<result>A</result>
The average age of a class of 32 students is 12 yrs. if the teacher's age is also included, the average increases by one year. Find the age of the teacher