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Take any number, multiply by 15% and you have 15% of that number. 100x15% is 15. 15 is 15% of 100.
15 is a composite number.
11 is a prime number.
15 is a positive number.
8 is 15% of what number
Atom number 7 is Nitrogen, 157N , isotope 15 with mass number 15
The answer is N(15) isotope