~40% of QA. The highest-weightage area in CAT.
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Q1 · Arithmetic · EASY
A shopkeeper marks an article 40% above its cost price and then offers a discount of 25% on the marked price. What is his profit percentage?
Q2 · Arithmetic · MEDIUM
A cistern can be filled by two pipes A and B in 12 hours and 18 hours respectively. If both pipes are opened together, but pipe B is closed 3 hours before the cistern is full, in how many hours will the cistern be filled?
Q3 · Arithmetic · EASY
A shopkeeper marks an article 40% above its cost price and then gives a discount of 25%. If the cost price is ₹500, what is his profit percentage?
Q4 · Arithmetic · MEDIUM
Two pipes A and B can fill a tank in 15 hours and 20 hours respectively. Pipe C can empty the full tank in 30 hours. If all three pipes are opened together, how long will it take to fill the tank?