Mathematics, 20.09.2020 07:01 niyahdabadest

in a class of 32 students the mean height of the 14 boys is 1.56 metres the mean height of the 32 students is 1.515 metres work out the mean height of the girls show your working out

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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 the 32 st...