Motbolton Motbolton

19-05-2020
Mathematics

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There are 21 boys and 14 girls in a hall, each holding coins in their hand.
The mean number of coins for the children is 17
The mean number of coins for the boys is 11
Work out the mean number of coins for the girls.

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mathgenius987 mathgenius987

19-05-2020

6

i thinks soz

i am probably wrong OOPS

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