From a circular sheet of paper with a radius of 20 cm, four circles of radius 5 cm each are cut out. What is the ratio of the paper left to the area of the circles?

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Yuvraj Patil

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I am planning to start preparation for upcoming cat exams in December. So can anyone please give me certain tips and guidelines which I should follow before starting my preparations and also I am planning to do self-study so if anyone can help me in making a proper schedule for CAT exam(like topic wise, test series), I will be thankful for it.
Learn the basic test techniques and practice previous years questions
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Which books are best to prepare for CAT exams ? I am a fresher to mathematics.
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Sir how much time is needed at least to crack CAT with a good percentile? As I am from commerce background I am weak in quants. What should be done to improve DI and LR?
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Which book is good for cat-coaching for aptitude?
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HELLO SIR or MAM My question is that I am a student of graduation pre final year and I want to take CAT this year in Dec. But problem is that my final year results will come in end of july 2016. so can I go for CAT this year or which entrance should I prepare? Please suggest me. I want to best institute in india for MBA.
Hi Shikha, CAT exam generally comes during Oct-Nov every year, last year CAT 2014 was in Nov-14. Students who are pursuing their final year can take exam during their final year and take admission after...
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