Question
How many meaningful four-letter English words can be
formed using T, U, K and S using each letter only once in each word?Solution
The correct answer is A
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A merchant sets the price of an article 60% above its cost price and offers a discount of 25% while selling it. If his profit on ...
A shopkeeper first allows a discount of 20% on a certain variety of cloth and then further gives a discount if 15% to the persons holding a shareholder...
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