CAT (cloned) / Percentages and Variations
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How do you convert a percentage to a decimal?
What is the formula for calculating percentage change?
If an item's cost price is ₹500 and it is sold for ₹600, what is the profit percentage?
A product with a marked price of ₹800 is sold at a 15% discount. What is the selling price?
What is the defining equation for direct variation, and how do the variables relate?
What is the defining equation for inverse variation, and how do the variables relate?
If y varies directly with x and y=10 when x=4, what is y when x=16?
What is the formula for calculating the net effect of two successive percentage changes, a% and b%?
If a quantity increases by 20% and then decreases by 20%, what is the net percentage change?
In the context of mixtures, what does the percentage concentration typically represent?
According to the CAT strategy, when should you attempt a percentage problem?
According to the CAT strategy, when should you be cautious or skip a percentage problem?
What is the recommended time allocation for a standalone percentage question in the CAT exam?
What mental math skill is emphasized for percentage calculations in the CAT?
What is the primary purpose of the 'Alligation rule' mentioned in the study notes?
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