[Q]: [Thepointatwhichthetwomassescouldbeconcentratedandhavethesamegravitationaleffectastheoriginaldistribution,theirgravitationalcenter,isatdistanceof1.264r.]
[A]: [The point at which the two masses could be concentrated and have the same gravitational effect as the original distribution, their gravitational center, is at distance of 1.264r.]
Problem: Add spaces: Comparedtoanyofthelocal"bighighschools"with1500studentsareFrenchschoolmuchmorepersonalandindividualinthesensethateachoneisanindividualandnotjustpartofthemass."Yougetmuchmoreoftheirownidentityandbecomenotonlyatestresultonapieceofpaper,"asonestudentansweredthequestionnaireBtoquestion7.

Spaces added: Compared to any of the local "big high schools" with 1500 students are French school much more personal and individual in the sense that each one is an individual and not just part of the mass. "You get much more of their own identity and become not only a test result on a piece of paper," as one student answered the questionnaire B to question 7.
This text is missing some spaces, please add them: Thosewholoveandknowhowtoplaypool,ofcourse,knowthenameofsnooker,becauseitisaformofbilliardswiththeirdistinctivecharacteristics.
Those who love and know how to play pool, of course, know the name of snooker, because it is a form of billiards with their distinctive characteristics.
input question: Fix spacing: In1744FrederickVinheritedthethrone,buthewasanalcoholicandinfactleftmostmattersofstatetotheLordChamberlainCountA.G.Moltke.

output answer: In 1744 Frederick V inherited the throne, but he was an alcoholic and in fact left most matters of state to the Lord Chamberlain Count A.G. Moltke.
Problem: Twooptionswillbedisplayedonthemainscreen,"DeletedFileRecovery"and"LostFileRecovery"
What's a sentence that uses these characters?
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Two options will be displayed on the main screen, "Deleted File Recovery" and "Lost File Recovery"
wiascanprofiles.dlldevicecan'twork/Nosound:Actually,inmostcasesdeviceproblemisbecauseof.sysfiles.
wiascanprofiles.dll device can't work/No sound: Actually, in most cases device problem is because of .sys files.