Related Questions

If 2 kg of metal, of which 1/3 is zinc and the rest is copper s, be mixed with 3 kg of metal , of which 1/4 is zinc and the rest is copper , then what will be the ratio of zinc to copper in the mixture?
A 13 : 42
B 19 : 43
C 15 : 42
D 17 : 43
If 2 kg of metal, of which 1/3 is zine and the rest is copper , be mixed with 3 kg of metal, of which 1/4 is zinc and the rest is copper , then what will be the ratio of zinc to copper in the mixture?
A 17 : 43
B 13 : 42
C 19 : 43
D 15 : 42
Increasing the original price of an item by 10%, then decreasing by 20% and then again increasing the price by 10% is equivalent to :
A 4.4% increase
B riginal price
C 3.2% decrease
D 3.5% decrease
Increasing the original price of an item by 10% , then decreasing by 20% and then again increasing the price by 10% is equivalent.
A 4.4% increase
B 3.2%decrease
C 3.5% decrease
D None of these
Increasing the original price of an item by 10% , then decreasing by 20% and then again increasing the price by 10% is equivalent:
A 4.4% increase
B 3.2% decrease
C 3.5 % decrease
D None of these
On decreasing the price of a fan by 40%, its sales increases by 50%. What will be the percentage increase or decrease in its revenue?
A 15% increase
B 15% decrease
C 10% decrease
D 10% increase
Increasing the original price of an item by 15 percent and then increasing the new price by another 15 percent is equivalent to increasing the original price by
A 32.25%
B 31.00%
C 30.25%
D 35.54%
Increasing the original price of an article by 15 percent and then increasing the new price by 15 percent is equivalent to increasing the original price by --
A 32.25%
B 31.00%
C 30.25%
D 30.00%
Increasing the original price of an article by 15 percent and then increasing the new price by 15 percent is equivalent to increasing the original price by ---
A 32.25%
B 31.00%
C 30.25%
D 30.00%
In "Imperial Smelting Process" for extraction of zinc, zinc vapour thus produced is quenched in the external condenser by the use of the following :
A Jet of water at high pressure
B Blast of air
C Mixture of water and air
D Rain of molten lead

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