CPO 22: Date: 11/11/2022, Shift 2


Question 1


The average age of 10 students and their class teacher is 17 years. If the age of the class teacher is excluded, the average age of the 10 students is reduced by 2 years. What is the age of the class teacher?

10 छात्रों और उनके कक्षा शिक्षक की औसत आयु 17 वर्ष है। यदि कक्षा शिक्षक की आयु को हटा दिया जाए, तो 10 छात्रों की औसत आयु 2 वर्ष कम हो जाती है। कक्षा शिक्षक की आयु क्या है?

Options

A

38 years

38 years

B

37 years

37 years

C

36 years

36 years

D

35 years

35 years


Solution:

Correct Answer:

B

37 years

37 वर्ष


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