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What are the prime numbers ?

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A number greater than 1 which is divisible by itself and 1. Example 3, 5, 7, 11 etc.
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Quantitative Aptitude and Logical reasoning Trainer, Maths teacher

Prime numbers are those numbers whose factors are one and the number itself. One is not prime number. Prime numbers examples are 2,3,5,7,11,13,17 etc. there are 25 prime numbers between 1 and 100.
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is -1 a prime number??
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Those no.s who came in 1's table and their own tables ..... 1 is neither prime nor composite no.
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Math and Science

A Prime Number can be divided evenly only by 1, or itself. And it must be a whole number greater than 1.
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The Complete Cover

Which have only two factors and so 1 is also not prime :P
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Teaching

No.s which come in their own tables only like 3,5,7,11....1 is neither prime nor composite no.
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Teaching

Those no.s who came in 1's table and their own tables ..... 1 is neither prime nor composite no.
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Trainer

A number greater than 1 which is divisible by itself and 1. Example 3, 5, 7, 11 etc.
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Those no.s who came in 1's table and their own tables ..... 1 is neither prime nor composite no. -
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Which book is best, between R.S. Aggarwal’s old edition and R.S. Aggarwal’s latest edition of quantitative aptitude?
My opinion would be latest edition and the only reason is that R.S. Agarwal has tons of error right be it the formulas, solved examples, questions or solutions. As the print newer editions their errors gets rectified.
Swapna
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What is the easy process to learn aptitude reasoning arithmetic and all
WITHOUT COACHING YOU NEED TO HAVE INTEREST
Sahithya

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