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Define the term prime number?
A no: which cannot be divided by any no: other than 1 and the no itself is a prime no
What is your prime age?
It depends on how you define prime
How is making rectangles from square tiles help you define and identify prime numbers and composite?
If you can only make one rectangle, your number's prime. If you can make more than one, it's composite.
Which number does not belong 75 360 100 25 51 4000?
Take your pick! Which one do you want it to be? 75: It is the only number that is the product of three (an odd number of) prime factors. 360: It is the only number with three different prime factors. 100: It is the only number that is the product of two pairs of two prime factors. 25: It is the only number that is a square of a prime. 51: It is the only semi-prime. 4000: It is the only number that is a product of 8 prime factors. So, given these unique characteristics, it is always possible to define a set in such a way that the stated characteristic makes that number the "odd one out".
Why 7 is not a prime number?
7 is a prime number!
