Competitive tests

How to solve in a few steps, Profit and loss problem 1 brief


A man sells two wrist watches one at a profit of 30% and another at a loss of 30%, but each at a same selling price of Rs.400. The net profit or loss is to be found out. This type of problem can be solved following clear steps based on basic and rich concepts of profit and loss within a minute with ease...

Basic and rich concepts on Moving Escalator to solve difficult Speed Time and distance problems in a few steps

thumb_escalator time distance problems

Usually time and distance problems involve objects moving on fixed stationary ground base. When the base starts moving, an additional level of complexity is introduced. These are problem areas favorable for applying very basic relative speed concepts and arrive at solution in a few steps...


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