15cburford 15cburford

05-05-2020
Mathematics

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There are 12 boys and 8 girls in a hall, each holding coins in their hand.The mean number of coins for the children is 15
The mean number of coins for the boys is 13Work out the mean number of coins for the girls.

Respuesta :

07-05-2020

Answer:

156 for the girls and 96 for the boys.

Step-by-step explanation:

So I did 12x8 for the girls and I got 96. Although , for the boys I did 15x12 and got 156.

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