Problems solved: 31

Parking	Equilateral Triangles	Square multiples of 24
2+1	NRD pair	Concetric
One three-digit number	Sum of digits 2020	Area of triangle
Bingo!	Friendly rooks	Relatively prime with 2020
Squared fours	Divisibility by 4	Bools and cows
2020 digit	Money date	Five Primes
6-sums	Just Easy Sum	Temirlan's cake
Digital Cubes	Random answer	Tommorow's day
2020 Palindromes	Sum of four	Numbers ratio
Cubical squares	Test	Lucky numbers

Games

Under construction