# Think out of the circle (1)

Geometry Level 3

Let $$n$$ be the diameter of the largest circle. If the radius of the smallest circle is 10, what can we confirm about $$n$$?

i) It is an irrational number;

ii) It is a prime;

iii) It is a whole number;

iv) It is lesser than 60;

v) The value is between 40 and 60.

Enter your answer by converting the Roman numerals into numbers, then multiply the correct answers.

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