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

Read also:

• Why are so many young teenage boys misogynistic? Where do they get these attitudes from?
• Is it normal to hate my dog, but feel too guilty to get rid of him?
• Which scene is considered the most difficult to watch in each of Quentin Tarantino's movies?
• Why do most people care so much about what others think? Are they afraid of society norms?
• Why do I get bored with porn so quickly? I can watch maybe half a video (5 mins max) and then get bored and do something else. I don't watch porn often, just a teenager. 17.
• Why do some children hate their parents?
• What was the worst spanking you got growing up?
• What made you feel disgusted today?
• How good is KIIT school of management at Bhubaneswar?
• Why have feminists not demanded that females be required to register with the selective service? Are female lives more precious than male lives?
• What is a good tool for product analytics besides Google Analytics?
• Why do many Hong Kong Chinese look different from the Han Chinese in mainland China?
• If an abortion doesn’t affect you, why do people make it a big deal?
• Trump is going to target known criminals in the country illegally for deportation. The Democrats have vowed to fight him every step of the way. Don't they understand this is one of the issues that cost them the white house, the house and senate?