The average age of 30students in a class is 5years. If teacher's age is also included then average increases 1year then find the teacher's age?
Select the correct option
A) 59 B) 55 C) 61 D) 45 E) 36
Total age of 50 students = 30*5= 
<gadget id="calculator">30*5</gadget>
<output>150</output>
150   Total age of 51 persons= 31*6= 
<gadget id="calculator">31*6</gadget>
<output>186</output>
186   Age of teacher= 186-150= 
<gadget id="calculator">186-150</gadget>
<output>36</output>
36years   Answer is 36
<result>E</result>
The average age of 30students in a class is 5years. If teacher's age is also included then average increases 1year then find the teacher's age?