Problems solved: 19

Odd divisors	Sequenta	Sum probability
2+1	Area of triangle	Squared fours
Friendly rooks	Bingo!	Small triangular numbers
2020 digit	One three-digit number	Money date
Random answer	2020 Palindromes	Numbers ratio
Sum of four	Cubical squares	Tommorow's day
Temirlan's cake

Games

Under construction