image Guest

You need to login to ask any Questions from chapter Averages-Aptitude-Questions of Arithmetic-Aptitude

Chapter:

Averages-Aptitude-Questions

The average age of a class of 39 students is 15 years. If age of teacher is included, n average increases by 3 months. Find age of teacher.


Hint Answer

Previous Question
Next Question

All Chapters

View all Chapter and number of question available From each chapter from Arithmetic-Aptitude

Similar Question

This Chapter Averages-Aptitude-Questions consists of the following topics

The average of 8 numbers is 20. The average of first two numbers is $$15\frac{1}{2}$$ and that of the next three is $$21\frac{1}{3}$$ . If the sixth number be less than the seventh and eighth numbers by 4 and 7 respectively, them the eighth number is :

The average age of a class of 39 students is 15 years. If age of teacher is included, n average increases by 3 months. Find age of teacher.

The mean of 9 observation is 16. One more observation is included and the new mean becomes 17. The 10<sup>th</sup> observation is :

The average age of a class of 39 students is 15 years. If the age of the teacher is included

then the average increases by 3 months. Find the age of the teacher.

Averages Aptitude Questions

Arithmetic-Aptitude