Mathematics, 16.07.2019 05:00, cdavis379
In a class of 32 students the mean height of the 14 boys is 1.56 metres the mean height of all the 32 students 1.515 metres. work out the mean of all girls
Answers: 1
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In a class of 32 students the mean height of the 14 boys is 1.56 metres the mean height of all the 3...
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