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If average marks of three batches of 55, 60 and 45 students respectively is 50, 55, 60, n average marks of all students is:


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

A library has an average of 510 visitors on Sundays and 240 on other days. The average number of visitors per day in a month of 30 days beginning with a Sunday is:

If average marks of three batches of 55, 60 and 45 students respectively is 50, 55, 60, n average marks of all students is:

A pupil's marks were wrongly entered as 83 instead of 63. Due to that the average marks for the class got increased by half $$\frac{1}{2}$$ . The number of pupils in the class is:

If the average marks of three batches of 55

60 and 45 students respectively is 50

55

60

then the average marks of all the students is:

Averages Aptitude Questions

Arithmetic-Aptitude