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Intermediate

Black and blue

A square with an extended side inside another square. What fraction of the latter is blue?

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Solution

The blue fraction is (φ2+1)/4φ2, which is approximately 34,5%.

Solution by Amaresh G S.

Poem

Little dot black and blue
Our earth is tiny
A tiny dot in the universe
A mixture of black
And also of blue
Reflections of azure
And blackness
With diamonds
Isolated
And precious
Dust
In this valley of darkness
This populated planet
Is filled with beauty
For our Humanity

Bella

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