{"book":"adl0290","page":855,"text":"۳۸۵\n۹۵ صرف میکند چون کل آمدنی او ۱۳۰ روپیه باشد پس معلوم کنید که در هر راس المال چند روپیه صرف کرده است؟\n(۲۱) یک شخص ۱۶۰۰ پوند در راس المال ۴ فیصد به نرخ ۸۰ و در راس المال ۱/۲ ۷ فیصد به شرح ۱۲۵ صرف میکند پس معلوم کنید که در راس المال چه قدر صرف کند که نفع زر صرف شده ۱/۲ ۵ فی صد حاصل شود ؟\n(۲۲) یک شخص راس المال ۴ فیصد را به نرخ ۸۷ می فروشد و قیمت فروش را در راس المال ۵ فیصد به شرح ۹۶ صرف میکند و ملاحظه میکند که نفع سالانه او بقدر ۱۷ روپیه زیاده شده است پس معلوم کنید که وی چه قدر از راس المال ۴ فیصد را فروخته ؟\n(۲۳) یک راس المال ۴ فیصد را به نرخ ۱/۲ ۹۵ به مدت ۶ ماه خریدیم و نفع ۶ ماه را گرفته به نرخ خرید آن را فروختیم پس معلوم کنید که نرخ سود سالانه زر صرف شده چه قدر بوده است (و ثانی حسب معمول است) +","chars":707,"image":"https://storage.googleapis.com/adl-page-images/adl0290/00855.jpg","first_page":1,"last_page":1089,"title":"ʻIlm-i ḥisābعالم حساب","permalink":"https://afghanpress.org/book/adl0290/855","canvas":"https://afghanpress.org/iiif/adl0290/canvas/855","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."}}