What is the sum of X+XX+XXX+XXXX?

Read also:

• Does the interpretation of the Book of בראשית create in all generations the Chosen Cohen People יש מאין?
• We now told, by Senator Grassley, that on the FBI form about the Biden bribery story, there is a Burisma exec who says he has 17 tapes of his deal with the Biden. 15 of Hunter and 2 of Joe Biden? What would this do to Hunter/Joe Biden if released?
• Official website of the International Federation of Sport Climbing. - ifsc climbing
• Why don't younger men like older women?
• How do I rat my boss out for serial cheating on his wife?
• What are James Potter's flaws?
• Why do people stay in cults after they have joined?
• How will Israelis respond to someone claiming that anti-Zionism is not anti-Semitism, in the same way as anti-feminism not being misogyny and opposing same-sex marriage not being homophobia?
• John Isner now ranks where Carlos Alcaraz's win over Jannik Sinner sits in the best matches ever, 'I'm changing my tune' - The Tennis Gazette
• Surprised scientists discover the 'dark sides' of Uranus' moons are the wrong way around - Live Science
• What do you think hell is like?
• What is Quora? Are there any tips?