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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 32 students is 1.515 metres. Work out the mean height of the girls.
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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 32 students is 1.515 metres. Work out the mean height of the girls.

User Vervatovskis
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User Osama F Elias
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