Cubical squares |
Temirlan's cake |
Not your business |

Product of areas |
Triangle in hyperbola |
Bingo! |

Money date |
Test |
Random answer |

2020 Palindromes |
One three-digit number |
2+1 |

5 instead of 1 |
Solutions on the interval |
Parking |

Sum of four |
Oh-matrix |
Just sequence |

Tommorow's day |
Fractions |
Ordered papers |

Bools and cows |
Friends Playing |
2020 digit |

Product of differences |
Numbers ratio |
Weird equation |

Square multiples of 24 |
Equilateral Triangles |
Relatively prime with 2020 |

Function |
Divisibility by 4 |
Area of triangle |

Squared fours |
U turn |
Expanding brackets |

Sum of digits 2020 |
Friendly rooks |
Half of Octahedron |

Small triangular numbers |
Minimizing Fibb |
Point O |