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8. An alloy contains 20% copper, 35% zinc and the rest is nickel. How much is nickel in 1.5 kg aloy? |
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Answer» 1.5 kg = 1500 gquantity of copper = 20*1500/100 = 20*15 = 300 gquantity of zinc = 35*1500/100 = 35*1500 = 525 gquantity of nickel = 1500 - (300+525) = 1500 - 825 = 675 g = 0.675 kg |
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