Quantitative Aptitude Self Study Material>Chapter 5 - Average>Average>Q 12

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IMPORTANT

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The average weight of $16$ boys in a class is $50.25$ kg and that of the remaining $8$ boys is $45.15$ kg. Find the average weight of all the boys in the class.

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Important Questions on Average

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IMPORTANT

Quantitative Aptitude Self Study Material>Chapter 5 - Average>Average>Q 13

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

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Quantitative Aptitude Self Study Material>Chapter 5 - Average>Average>Q 14

If the average marks of three batches of

55, 60 and 45

students respectively is

50, 55, 60,

then the average marks of the student is:

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Quantitative Aptitude Self Study Material>Chapter 5 - Average>Average>Q 15

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: