alexandraemk240 alexandraemk240

17-06-2018
Mathematics

contestada

Pavel, Ruth and Josh have part-time jobs.

Their mean pay is three times the mode.

What could the three amounts of pay be?

You must show your working.

Respuesta :

Dancer414 Dancer414

17-06-2018

m+m+z/3=3m
m+m+z=9m
2m+z=9m
z=7m
m+m+7m/3=3m
9m=9m
m=1
1+1+z/3=3
2+z=9
z=7
idk but i think that one person gets paid 7 dollars and the other ppl get paid 1 dollar----- this is probably veryyyyy wrong

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