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Shewit
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In a class of boys and girls the mean weight of 8 boys is 55kg and the mean weight of a group of girls os 48kg the mean weight
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A 40m Deep Well With Radius 3.5m Is Dug And The Earth Taken Out Is Evenly Spread To Form A Platform Of Dimensions 28m By
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Answers (2)
In a class of boys and girls the mean weight of 8 boys is 55kg and the mean weight of a group of girls os 48kg the mean weight of all the children is 50.8kg how many girls are there
the answer h=2.5m
