An alloy contains 40% copper, 32% nickel...

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

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an alloy contains 20% copper 40% zinc and the rest nickel find the grams the quanitity of each of the contents in 1 kg of alloy.

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RS AGGARWAL-PERCENTAGE-EXERCISE 9A

convert the ratio 4:5 to percentage .
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Express 125 % as a ratio .
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Which is largest in 6(2)/(3) % (3) /(20) and 0.14 ?
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Find 4(1)/(2) % of Rs. 3600 .
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A's income is 20% less than that of B. By what per cent is B's income ...
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The population of a town increases by 8% annually. If the present popu...
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The value of a machine depreciates every year by 20%. If the present v...
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An alloy contains 40% copper, 32% nickel and rest zinc. Find the mass ...
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The salary of an officer is increased by 25%. By what per cent should ...
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