{"book":"adl0290","page":768,"text":"۲۹۴\n\nاو را ۲۰ فیصد نفع حاصل میشد پس معلوم\nکنید که مال مذکور چه قدر کم از نرخ معمول\nفروخته شده است ؟\n(۱۹) اگر یک اسپ به ۲۴۰ روپیه فروخته شود\n۵ ۱/۲ فیصد نقصان میباشد و اگر ۲۶ فیصد\nنفع مطلوب باشد معلوم کنید که قیمت فروخت\nچه قدر خواهد بود ؟\n(۲۰) اگر یک قسم چای بحساب فی پاؤ ۳ روپیه\nفروخته شود ۵ فیصد نفع میباشد پس معلوم\nکنید که نرخ فروش چائی مذکور چه قدر زیاده\nشود که ۱۵ فیصد نفع باشد ؟\n(۲۱) اگر ۷ دانه سیب به ۲ ۳/۴ آنه فروخته\nشود ۱۶ ۱/۲ فیصد نفع میباشد پس معلوم\nکنید که سیب هائی مذکور را فی درجن بچه\nنرخ بفروشیم که ۲۰ فیصد نفع حاصل شود.\n(۲۲) اگر چند دانه سیب فی روپیه ۱۲ دانه فروخته\nشود ۴ فیصد نقصان میباشد پس معلوم\nکنید که به یک روپیه چند دانه بفروشیم\nکه ۴۴ فیصد نفع باشد ؟","chars":671,"image":"https://storage.googleapis.com/adl-page-images/adl0290/00768.jpg","first_page":1,"last_page":1089,"title":"ʻIlm-i ḥisābعالم حساب","permalink":"https://afghanpress.org/book/adl0290/768","canvas":"https://afghanpress.org/iiif/adl0290/canvas/768","source":"https://afghanistandl.nyu.edu/books/adl0290/","source_pdf":"https://afghanistandl.nyu.edu/pdf/adl0290_download.pdf","rights":{"image":{"statement":"Public domain. NYU states: \"All works presented on this website are, unless otherwise indicated, in the public domain. The images available on this website may be freely reproduced, distributed and transmitted by anyone for any purpose, commercial or non-commercial.\"","uri":"http://rightsstatements.org/vocab/NoC-US/1.0/","holder":"New York University Libraries","source":"https://afghanistandl.nyu.edu/about.html","delivery":"Images are served from a copy mirrored by this project, not from NYU's servers, under the reproduction terms above.","endorsement":"This is an independent project. It is not affiliated with, endorsed by, or reviewed by New York University."},"text":{"statement":"Machine-generated transcription, dedicated to the public domain under CC0 1.0. No warranty of accuracy: see the provenance block on every page.","uri":"https://creativecommons.org/publicdomain/zero/1.0/","holder":"Steps Ventures"}},"provenance":{"text_produced_by":"gemini-3.1-pro-preview","thinking_level":"low","read_completed":"2026-08-09","per_page_confidence":null,"per_page_confidence_note":"Not recorded during the corpus run. No calibrated per-page score exists, and none is estimated here.","human_reviewed":false,"accuracy_context":"Roughly two thirds of characters agree with a modern printed edition of the same text. Much of the disagreement is editorial, not misreading. Treat the transcription as a finding aid and read the page image before quoting.","primary_source":"The page image. The text is an index into it."}}