tricks to solve quadratic equation

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how many mock tests are given to us when we perchase at the begining..around 300..can u explain where they are???

Are you referring CAT mocks or Banking mocks or other mocks. Because at cracku we offer best mocks for many examinations.

What is the simplest way to find r in the following equation:10r^+5r+1=1.75

Hello can you please edit your question as it wasn't clear

inequalities tricksplease explain?

Consider the inequality as equals to and solve, make sure to use the number line.

Inequities are very importance topic for CAT exam, In order to solve it in best way, you should know how to present the given details in a paper in a best way. start taking the data given. Arrange them as per the rules given. Go through the options and eliminate them if you found it violating.I suggest you to watch video series of coded inequalities for CAT and solve as many questions as possible.

can I give purchased mock test on laptop? or it is only mobile accessible?

You can give it on laptop as well

Yes, CRACK web portal is both mobile and PC compatible. You can purchase on laptop or desktop or mobile or tablet and you can write on whatever of these.