in a 90 kg weighing non ferrous casting containing cu, tin & zn in the ratio of 6:3:1. find weight of copper
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Let weight be 6x ,3x,x
totatl weight is 90kg
6x+3x+x= 90
10x=90
x=9
the copper weight is 6x = 6X9= 54kg
totatl weight is 90kg
6x+3x+x= 90
10x=90
x=9
the copper weight is 6x = 6X9= 54kg
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