Mathematics, 24.07.2019 14:00, sweav4333

In a class of 32 students the mean height of 14 boys is 1.56 the mean height of all 32 students is 1.515 work out the mean height of the girls

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In a class of 32 students the mean height of 14 boys is 1.56 the mean height of all 32 students is...