In a 90kg non ferrour casting containing copper,tin zinc in the ratio of 6:3:1,the weight of copper is___________
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let it b 6x 3x and x
there4 6x + 3x + x= 90
=>x= 9
ther4 the weight of coper is 6x = 6×9 = 54g
3x = 3×9 = 27g
x = 9
plzzz mrk it as brain liest
there4 6x + 3x + x= 90
=>x= 9
ther4 the weight of coper is 6x = 6×9 = 54g
3x = 3×9 = 27g
x = 9
plzzz mrk it as brain liest
hrik2:
mrk it as brain liest
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