Seudónimo
Seudónimo
01-12-2015
Mathematics
contestada
what is the average of 16.5, 21.5 and 17
Respuesta :
Аноним
Аноним
01-12-2015
The average of the numbers is also known as the "mean"
So to find the mean you need to add all the numbers together then divide by how many numbers there are,
16.5+21.5+17=55/3
55 / 3 = 18.333333333333
=18.3
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pls answer 45 points!!!!!!
5xplus4y equals 12 40 x plus 32 y equals 112
