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  2. How To File a Tax Extension With the IRS - AOL

    www.aol.com/file-tax-extension-irs-191500741.html

    Using your online tax software, or the Free File program offered by the IRS, obtain and fill out IRS extension Form 4868: Application for Automatic Extension of Time to File U.S. Individual Income ...

  3. List of Microsoft Office filename extensions - Wikipedia

    en.wikipedia.org/wiki/List_of_Microsoft_Office...

    .accdr – is a new file extension that enables you to open a database in runtime mode. By simply changing a database's file extension from .accdb to .accdr, you can create a "locked-down" version of your Office Access database. You can change the file extension back to .accdb to restore full functionality..accdt – The file extension for ...

  4. File:Form 4868, 2010, with pen glasses phone.jpg - Wikipedia

    en.wikipedia.org/wiki/File:Form_4868,_2010,_with...

    English: As the April 15 tax return filing date approaches, someone considers whether to file IRS Form 4868 asking for an extension. The calculator would be necessary as part of estimating the amount of taxes owed, if any, and paying that amount at the same time as filing the extension.

  5. IRS tax forms - Wikipedia

    en.wikipedia.org/wiki/IRS_tax_forms

    An automatic extension until Oct 15 to file Form 1040 can be obtained by filing Form 4868. [5] Form 1040 is two abbreviated pages, not including attachments. Prior to the 2018 tax year, it had been two full pages, again not counting attachments, but following the passage of the Tax Cuts and Jobs Act of 2017, the IRS dramatically shortened both ...

  6. List of file formats - Wikipedia

    en.wikipedia.org/wiki/List_of_file_formats

    While MS-DOS and NT always treat the suffix after the last period in a file's name as its extension, in UNIX-like systems, the final period does not necessarily mean that the text after the last period is the file's extension. [1] Some file formats, such as .txt or .text, may be listed multiple times.

  7. Parts-per notation - Wikipedia

    en.wikipedia.org/wiki/Parts-per_notation

    For example, the conversion factor between a mass fraction of 1 ppb and a mole fraction of 1 ppb is about 4.7 for the greenhouse gas CFC-11 in air (Molar mass of CFC-11 / Mean molar mass of air = 137.368 / 28.97 = 4.74). For volume fraction, the suffix "V" or "v" is sometimes appended to the parts-per notation (e.g. ppmV, ppbv, pptv).

  8. List of filename extensions (A–E) - Wikipedia

    en.wikipedia.org/wiki/List_of_filename_extensions...

    Digital Negative, a-publicly available archival format for the raw files generated by digital cameras At least 30 camera models from at least 10 manufacturers, and at least 200 software products DOC [75] [76] [77] A Document, or an ASCII text file with text formatting codes in with the text; used by many word processors Microsoft Word and ...

  9. PPT - Wikipedia

    en.wikipedia.org/wiki/PPT

    .ppt, the file format used by Microsoft PowerPoint presentation software; Parts-per notation for parts-per-trillion (more common) or parts-per-thousand (less common) PerlPowerTools, a revitalized of the classic Unix command set in pure Perl; Positive partial transpose, a criterion used in quantum mechanics