The mean 11 numbers is 42. if the mean o...

The mean 11 numbers is 42. if the mean of the frist 6 numbers is 37 and that of the last 6 numbers is 46, find the 6th number.

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RS AGGARWAL-MEAN , MEDIAN AND MODE OF UNGROUPED DATA -Exercise 18A

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In a class there are 50 students. Their average weight is 45 kg. Wh...
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The average weight of a class of 39 students is 40 kg. when a new stud...
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The mean of 150 items was found to be 60. Later on, it was discoverved...
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The average of 11 results is 60. If the average of first six result...
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The mean 11 numbers is 42. if the mean of the frist 6 numbers is 37 an...
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There are 50 students in a class, of which 40 are boys. The average we...
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The aggregate monthly expenditure of family was ₹18720 during the firs...
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The mean monthly salary paid to 75 workers in a factory is Rs 5680....
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The mean marks (out of 100) of boys and girls in an examinatin are 70 ...
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The average monthly salarly monthly salary of 20 workers in an office ...
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