General
Maths Puzzle
Numerical Ability
The amount used to purchase one litre of petrol can be used to purchase three liters of diesel or five liters of kerosene. Out of a certain amount, $510 is spent on diesel.
How much is spent on kerosene if equal volumes of three liquids are purchased with the total amount.
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General Other Question
From 2008 to 2009 the sales of a book decreased by 80%, if the sales in 2010 was the same as in 2008, by what percent did it increase from 2009 to 2010.
1,3,9,3,7,8,6,11,7,11,15,6,18,19,-----