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Can you explain the answer of this question below:
The average age of 24 boys and their teacher is 15 years. When the teacher’s age is excluded, the average age decreases by one year. The age of the teacher is
  • A:
    40 years                   
  • B:
    38 years
  • C:
    39 years                   
  • D:
    41 years
  • E:
    None of these
The answer is c.
Verified Answer
Can you explain the answer of this question below:The average age of 2...
Age of the teacher = (25x15−24x14)years

(375 − 336) years = 39years
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Can you explain the answer of this question below:The average age of 2...
Average age of 24 boys + one teacher =15 years so x/25 = 15 then x = 375(25*15) when teacher is excluded we get 24 boys and age is reduced from 15 to 14 yrs x/24= 14 then x= 336(24*14) the difference is 375-336= 39 yrs
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Community Answer
Can you explain the answer of this question below:The average age of 2...
Average age of 25 people is 15 years means total age is 375 years and if teacher in excluded then 24 person will remain so total age will be 336 subtract (375-336) = 39
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Can you explain the answer of this question below:The average age of 24 boys and their teacher is 15 years. When the teacher’s age is excluded, the average age decreases by one year. The age of the teacher isA:40 yearsB:38 yearsC:39 yearsD:41 yearsE:None of theseThe answer is c.
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Can you explain the answer of this question below:The average age of 24 boys and their teacher is 15 years. When the teacher’s age is excluded, the average age decreases by one year. The age of the teacher isA:40 yearsB:38 yearsC:39 yearsD:41 yearsE:None of theseThe answer is c. for Quant 2024 is part of Quant preparation. The Question and answers have been prepared according to the Quant exam syllabus. Information about Can you explain the answer of this question below:The average age of 24 boys and their teacher is 15 years. When the teacher’s age is excluded, the average age decreases by one year. The age of the teacher isA:40 yearsB:38 yearsC:39 yearsD:41 yearsE:None of theseThe answer is c. covers all topics & solutions for Quant 2024 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Can you explain the answer of this question below:The average age of 24 boys and their teacher is 15 years. When the teacher’s age is excluded, the average age decreases by one year. The age of the teacher isA:40 yearsB:38 yearsC:39 yearsD:41 yearsE:None of theseThe answer is c..
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