{"book":"adl0290","page":763,"text":"۲۹۳\nمثال ۳ - چند چیز را به ۹۰ روپیه خریدیم و به\nنفع ۱۰ فیصد فروختیم پس قیمت فروخت\nرا دریافت کنید -\nقیمت فروخت = ۱۱۰ فیصد قیمت خرید\n= ۱۱۰/۱۰۰ × ۹۰ روپیه = ۹۹ روپیه\nمثال ۴ - اگر یک مقدار قند فی سیر ۱۲ روپیه\nفروخته شود و از فروش ۲۰ فیصد نفع حاصل\nشود پس قیمت خرید یک من را دریافت\nکنید -\n۱۲۰ فیصد قیمت خرید = قیمت فروخت\nیعنی ۱۲۰/۱۰۰ قیمت خرید = ۱۲ روپیه\n∴ قیمت خرید = ۱۲ × ۱۰۰/۱۲۰ = ۱۰ روپیه فی من\nمثال ۵ - اگر یک صندوق به ۷۲ روپیه فروخته\nشود و در فروش مذکور ۱۰ فیصد نقصان\nباشد معلوم کنید که بکدام قیمت صندوق\nمذکور فروخته شود که ۵ فیصد نفع باشد -\n۹۰ فیصد قیمت خرید = ۷۲ روپیه\n۱۵ \" \" \" = ۱۲ روپیه\n∴ \" \" \" = ۸۴ روپیه","chars":609,"image":"https://storage.googleapis.com/adl-page-images/adl0290/00763.jpg","first_page":1,"last_page":1089,"title":"ʻIlm-i ḥisābعالم حساب","permalink":"https://afghanpress.org/book/adl0290/763","canvas":"https://afghanpress.org/iiif/adl0290/canvas/763","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."}}