An alloy contains the copper and aluminium in the ratio of `7:4.` While making the weapons from this alloy, 12% of the alloy got destroyed. If there is 12 kg of aluminium in the weapon, then the weight of the alloy required is :

An alloy contains copper and zinc in the ratio 7 : 3 . If it contains 12 . 6 g of copper, how much does this alloy weight ?

An alloy contains only zinc and copper and they are in the ratio of 7:9. If the weight of the alloy is 8kg, then find the weight of copper in the alloy

An alloy contains only zinc and copper and they are in the ratio of 7:9. If the weight of the alloy is 8kg ,then find the weight of copper in the alloy.

An alloy contains 32% copper, 40% nickel and rest zinc. Find the mass of the zinc is 1 kg of the alloy.

An alloy contains 32% copper, 40% nickel and rest zinc. Find the mass of the zinc in 1 kg of the alloy.

An alloy contains 40% copper, 32% nickel and rest zinc. Find the mass of zinc in one kg of the alloy

An alloy contains zinc, copper and tin in the ratio 2:3:1 and another contains copper, tin and lead in the ratio 5:4:3. If equal weights of both alloys are melted together to form a third alloy, then the weight of lead per kg in the new alloy will be

An alloy contains zinc, copper and tin in the ratio 2:3:1 and another contains copper, tin and lead in the ratio 5:4:3. If equal weights of both alloys are melted together to form a third alloy, then the weight of lead per kg in the new alloy will be

An alloy contains Zinc ,copper and Tin in the ratio 2:3:1 and other contains Copper ,tin and Lead in the ratio 5:4:3 .If equal wights of both alloys are melted together to form a third alloy , then the weight of lead per kg in the new alloy will be .