Multiple Choice Questions on In a class of 20 students the average of all the students is 18 years If the age of their teacher is........... for Mathematics - All Exams Preparation

Back to Main Page

Multiple Choice Questions

In a class of 20 students the average of all the students is 18 years If the age of their teacher is...........

Quantitative Aptitude ( CCS) Problems based on Ages
    Download Solution PDF

    In a class of 20 students the average of all the students is 18 years. If the age of their teacher is added then the average becomes 19 years. Find the age of teacher after 5 year.

    44 years

    Correct Answer

    39 years

    Incorrect Answer

    43 years

    Incorrect Answer

    38 years

    Incorrect Answer
    छोटे Courses बड़े Results
    Master Problems based on Ages
    Prepare through Micro-courses
    Try Now
    Explanation:

    Solution:
    Let age of teacher=x
    (total age)/ total people=19
    360+x/21=19
    x=39
    hence age after 5 years=44

    By: Pranav Gupta
    ProfileResources

    Let's Discuss

    Master
    Problems based on Ages
    With abhipedia
    Micro Courses
    Try Now
    What our students have to say
    Review on us
    Download Abhipedia Android App

    Access to prime resources

    Downlod from playstore
    download android app download android app for free