{"id":26960,"date":"2026-04-11T13:52:39","date_gmt":"2026-04-11T08:22:39","guid":{"rendered":"https:\/\/www.trishuldefenceacademy.in\/blog\/?p=26960"},"modified":"2026-04-11T13:53:02","modified_gmt":"2026-04-11T08:23:02","slug":"cds-1-2026-maths-answer-key-pdf-all-sets","status":"publish","type":"post","link":"https:\/\/www.trishuldefenceacademy.in\/blog\/cds-1-2026-maths-answer-key-pdf-all-sets","title":{"rendered":"CDS 1 2026 Maths Answer Key PDF (All Sets)"},"content":{"rendered":"<p data-start=\"405\" data-end=\"565\"><strong data-start=\"3767\" data-end=\"3929\">CDS 1 2026 Maths Answer Key PDF is available for all sets. Candidates can download the answer key and calculate their marks using the official marking scheme.<\/strong><\/p>\n<p data-start=\"405\" data-end=\"565\">The <strong data-start=\"409\" data-end=\"434\">CDS 1 2026 Maths Exam<\/strong> has been successfully conducted, and candidates can now check the <strong data-start=\"501\" data-end=\"532\">CDS 1 2026 Maths Answer Key<\/strong> to evaluate their performance.<\/p>\n<p data-start=\"567\" data-end=\"757\"><strong data-start=\"567\" data-end=\"594\">Trishul Defence Academy<\/strong> has released the <strong data-start=\"612\" data-end=\"654\">set-wise Maths Answer Key (A, B, C, D)<\/strong> with accurate solutions to help aspirants calculate their expected marks before the official result.<\/p>\n<h2 data-section-id=\"1suprby\" data-start=\"764\" data-end=\"817\"><span role=\"text\"><strong data-start=\"769\" data-end=\"817\">CDS 1 2026 Maths Answer Key \u2013 Quick Overview<\/strong><\/span><\/h2>\n<ul data-start=\"818\" data-end=\"972\">\n<li data-section-id=\"urkhhc\" data-start=\"818\" data-end=\"838\">Exam: CDS 1 2026<\/li>\n<li data-section-id=\"16e4fmb\" data-start=\"839\" data-end=\"864\">Conducting Body: UPSC<\/li>\n<li data-section-id=\"d846z4\" data-start=\"865\" data-end=\"887\">Paper: Mathematics<\/li>\n<li data-section-id=\"8z2sqk\" data-start=\"888\" data-end=\"912\">Total Questions: 100<\/li>\n<li data-section-id=\"cyyzdz\" data-start=\"913\" data-end=\"933\">Total Marks: 100<\/li>\n<li data-section-id=\"1j7ues2\" data-start=\"934\" data-end=\"972\">Negative Marking: Yes (0.33 marks)<\/li>\n<\/ul>\n<p data-start=\"974\" data-end=\"1076\">\ud83d\udce5 <strong data-start=\"977\" data-end=\"1022\">Download CDS 1 2026 Maths Answer Key PDF:<\/strong><br data-start=\"1022\" data-end=\"1025\" \/>\ud83d\udc49 <a class=\"decorated-link\" href=\"https:\/\/www.trishuldefenceacademy.in\/answerkey\" target=\"_new\" rel=\"noopener\" data-start=\"1028\" data-end=\"1074\">https:\/\/www.trishuldefenceacademy.in\/answerkey<\/a><\/p>\n<h2 data-section-id=\"1ygh458\" data-start=\"1083\" data-end=\"1143\"><span role=\"text\"><strong data-start=\"1088\" data-end=\"1143\">CDS 1 2026 Maths Answer Key PDF (Set-wise Download)<\/strong><\/span><\/h2>\n<p data-start=\"1145\" data-end=\"1196\">Candidates can download the Maths Answer Key below:<\/p>\n<ul data-start=\"1198\" data-end=\"1377\">\n<li data-section-id=\"te72qu\" data-start=\"1198\" data-end=\"1242\">\ud83d\udc49 <a href=\"https:\/\/www.trishuldefenceacademy.in\/blog\/cds-1-2026-answer-key\">CDS 1 2026 Maths Answer Key Set A PDF<\/a><\/li>\n<li data-section-id=\"1g1s9r9\" data-start=\"1243\" data-end=\"1287\">\ud83d\udc49 <a href=\"https:\/\/www.trishuldefenceacademy.in\/blog\/cds-1-2026-answer-key\">CDS 1 2026 Maths Answer Key Set B PDF<\/a><\/li>\n<li data-section-id=\"105m78\" data-start=\"1288\" data-end=\"1332\">\ud83d\udc49 <a href=\"https:\/\/www.trishuldefenceacademy.in\/blog\/cds-1-2026-answer-key\">CDS 1 2026 Maths Answer Key Set C PDF<\/a><\/li>\n<li data-section-id=\"1tw00gz\" data-start=\"1333\" data-end=\"1377\">\ud83d\udc49 <a href=\"https:\/\/www.trishuldefenceacademy.in\/blog\/cds-1-2026-answer-key\">CDS 1 2026 Maths Answer Key Set D PDF<\/a><\/li>\n<\/ul>\n<h2 data-section-id=\"cfjip7\" data-start=\"1384\" data-end=\"1451\"><span role=\"text\"><strong data-start=\"1389\" data-end=\"1451\">How to Calculate CDS Maths Marks?<\/strong><\/span><\/h2>\n<p data-start=\"1453\" data-end=\"1475\">Use the formula below:<\/p>\n<p data-start=\"1477\" data-end=\"1514\"><span class=\"inline-block align-middle\"><span class=\"katex\"><span class=\"katex-mathml\">Score=(Correct\u00d71)\u2212(Wrong\u00d70.33)\\text{Score} = (\\text{Correct} \\times 1) &#8211; (\\text{Wrong} \\times 0.33)<\/span><span class=\"katex-html\" aria-hidden=\"true\"><span class=\"base\"><span class=\"mord text\"><span class=\"mord\">Score<\/span><\/span><span class=\"mrel\">=<\/span><\/span><span class=\"base\"><span class=\"mopen\">(<\/span><span class=\"mord text\"><span class=\"mord\">Correct<\/span><\/span><span class=\"mbin\">\u00d7<\/span><\/span><span class=\"base\"><span class=\"mord\">1<\/span><span class=\"mclose\">)<\/span><span class=\"mbin\">\u2212<\/span><\/span><span class=\"base\"><span class=\"mopen\">(<\/span><span class=\"mord text\"><span class=\"mord\">Wrong<\/span><\/span><span class=\"mbin\">\u00d7<\/span><\/span><span class=\"base\"><span class=\"mord\">0.33<\/span><span class=\"mclose\">)<\/span><\/span><\/span><\/span><\/span><\/p>\n<p data-start=\"1516\" data-end=\"1576\">\u2714\ufe0f Correct Answer = +1 mark<br data-start=\"1543\" data-end=\"1546\" \/>\u2714\ufe0f Wrong Answer = -0.33 mark<\/p>\n<p data-start=\"1578\" data-end=\"1624\">\ud83d\udc49 Example:<br data-start=\"1589\" data-end=\"1592\" \/>If you attempted 80 questions:<\/p>\n<ul data-start=\"1625\" data-end=\"1656\">\n<li data-section-id=\"wxeai5\" data-start=\"1625\" data-end=\"1641\">Correct = 60<\/li>\n<li data-section-id=\"1epyms4\" data-start=\"1642\" data-end=\"1656\">Wrong = 20<\/li>\n<\/ul>\n<p data-start=\"1658\" data-end=\"1700\">Score = (60\u00d71) \u2013 (20\u00d70.33) = <strong data-start=\"1687\" data-end=\"1700\">~53 marks<\/strong><\/p>\n<h2 data-section-id=\"13qc7mw\" data-start=\"1707\" data-end=\"1759\"><span role=\"text\"><strong data-start=\"1712\" data-end=\"1759\">CDS 1 2026 Expected Cut-Off (IMA, INA, AFA)<\/strong><\/span><\/h2>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"1761\" data-end=\"1879\">\n<thead data-start=\"1761\" data-end=\"1791\">\n<tr data-start=\"1761\" data-end=\"1791\">\n<th class=\"\" data-start=\"1761\" data-end=\"1771\" data-col-size=\"sm\">Academy<\/th>\n<th class=\"\" data-start=\"1771\" data-end=\"1791\" data-col-size=\"sm\">Expected Cut-Off<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"1820\" data-end=\"1879\">\n<tr data-start=\"1820\" data-end=\"1839\">\n<td data-start=\"1820\" data-end=\"1826\" data-col-size=\"sm\">IMA<\/td>\n<td data-start=\"1826\" data-end=\"1839\" data-col-size=\"sm\">120 \u2013 130<\/td>\n<\/tr>\n<tr data-start=\"1840\" data-end=\"1859\">\n<td data-start=\"1840\" data-end=\"1846\" data-col-size=\"sm\">INA<\/td>\n<td data-start=\"1846\" data-end=\"1859\" data-col-size=\"sm\">110 \u2013 125<\/td>\n<\/tr>\n<tr data-start=\"1860\" data-end=\"1879\">\n<td data-start=\"1860\" data-end=\"1866\" data-col-size=\"sm\">AFA<\/td>\n<td data-start=\"1866\" data-end=\"1879\" data-col-size=\"sm\">145 \u2013 155<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p data-start=\"1881\" data-end=\"1932\">\ud83d\udc49 <em data-start=\"1884\" data-end=\"1932\">Cut-off depends on exam difficulty &amp; vacancies<\/em><\/p>\n<h2 data-section-id=\"khbtpi\" data-start=\"1939\" data-end=\"1987\"><span role=\"text\"><strong data-start=\"1944\" data-end=\"1987\">What is a Good Score in CDS Maths 2026?<\/strong><\/span><\/h2>\n<p data-start=\"1989\" data-end=\"2022\">A <strong data-start=\"1991\" data-end=\"2018\">good score in CDS Maths<\/strong> is:<\/p>\n<ul data-start=\"2024\" data-end=\"2102\">\n<li data-section-id=\"1h3yh9n\" data-start=\"2024\" data-end=\"2050\">50+ marks \u2192 Safe score<\/li>\n<li data-section-id=\"82sq16\" data-start=\"2051\" data-end=\"2076\">60+ marks \u2192 Very good<\/li>\n<li data-section-id=\"nodkdw\" data-start=\"2077\" data-end=\"2102\">70+ marks \u2192 Excellent<\/li>\n<\/ul>\n<h2 data-section-id=\"jskh4j\" data-start=\"2109\" data-end=\"2157\"><span role=\"text\"><strong data-start=\"2114\" data-end=\"2157\">CDS 1 2026 Maths Paper Analysis (Quick)<\/strong><\/span><\/h2>\n<ul data-start=\"2159\" data-end=\"2344\">\n<li data-section-id=\"fzc1fa\" data-start=\"2159\" data-end=\"2189\">Difficulty Level: Moderate<\/li>\n<li data-section-id=\"15djss4\" data-start=\"2190\" data-end=\"2290\">Topics Covered:\n<ul data-start=\"2210\" data-end=\"2290\">\n<li data-section-id=\"7o697a\" data-start=\"2210\" data-end=\"2221\">Algebra<\/li>\n<li data-section-id=\"y74oyh\" data-start=\"2224\" data-end=\"2240\">Trigonometry<\/li>\n<li data-section-id=\"1m3622a\" data-start=\"2243\" data-end=\"2255\">Geometry<\/li>\n<li data-section-id=\"1affcav\" data-start=\"2258\" data-end=\"2273\">Mensuration<\/li>\n<li data-section-id=\"1yq9p59\" data-start=\"2276\" data-end=\"2290\">Statistics<\/li>\n<\/ul>\n<\/li>\n<li data-section-id=\"vbf7b2\" data-start=\"2291\" data-end=\"2344\">Overall Trend: Concept-based and slightly lengthy<\/li>\n<\/ul>\n<h2 data-section-id=\"f3sbnc\" data-start=\"2351\" data-end=\"2389\"><span role=\"text\"><strong data-start=\"2356\" data-end=\"2389\">Why Use CDS Maths Answer Key?<\/strong><\/span><\/h2>\n<ul data-start=\"2391\" data-end=\"2509\">\n<li data-section-id=\"199ogmn\" data-start=\"2391\" data-end=\"2422\">\u2714\ufe0f Calculate expected marks<\/li>\n<li data-section-id=\"1mypckv\" data-start=\"2423\" data-end=\"2449\">\u2714\ufe0f Analyze performance<\/li>\n<li data-section-id=\"j200n3\" data-start=\"2450\" data-end=\"2482\">\u2714\ufe0f Predict selection chances<\/li>\n<li data-section-id=\"uyihkb\" data-start=\"2483\" data-end=\"2509\">\u2714\ufe0f Identify weak areas<\/li>\n<\/ul>\n<h2 data-section-id=\"1woun29\" data-start=\"2516\" data-end=\"2562\"><span role=\"text\"><strong data-start=\"2521\" data-end=\"2562\">CDS 1 2026 Answer Key Live Discussion<\/strong><\/span><\/h2>\n<p data-start=\"2564\" data-end=\"2651\">\ud83d\udc49 Watch detailed analysis here:<br data-start=\"2596\" data-end=\"2599\" \/><a class=\"decorated-link\" href=\"https:\/\/youtube.com\/live\/LFGLB2oLMC8?feature=share\" target=\"_new\" rel=\"noopener\" data-start=\"2599\" data-end=\"2649\">https:\/\/youtube.com\/live\/LFGLB2oLMC8?feature=share<\/a><\/p>\n<p><iframe title=\"100% Right NDA 1 2026 Answer Key \u2705 | NDA 1 2026 Maths Answer Key \ud83d\udd25 NDA 1 2026 GAT Answer Key 2026 \ud83d\udcf2\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/LFGLB2oLMC8?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<h2 data-section-id=\"1dsa5oo\" data-start=\"2658\" data-end=\"2700\"><span role=\"text\"><strong data-start=\"2662\" data-end=\"2700\">FAQs \u2013 CDS 1 2026 Maths Answer Key<\/strong><\/span><\/h2>\n<h3 data-section-id=\"1mglybs\" data-start=\"2702\" data-end=\"2749\">Q1. Is CDS 1 2026 Maths Answer Key released?<\/h3>\n<p data-start=\"2750\" data-end=\"2837\">Yes, unofficial answer keys are released shortly after the exam by coaching institutes.<\/p>\n<h3 data-section-id=\"2o36ti\" data-start=\"2844\" data-end=\"2892\">Q2. How to download CDS Maths Answer Key PDF?<\/h3>\n<p data-start=\"2893\" data-end=\"2972\">You can download it from:<br data-start=\"2918\" data-end=\"2921\" \/>\ud83d\udc49 <a class=\"decorated-link\" href=\"https:\/\/www.trishuldefenceacademy.in\/answerkey\" target=\"_new\" rel=\"noopener\" data-start=\"2924\" data-end=\"2970\">https:\/\/www.trishuldefenceacademy.in\/answerkey<\/a><\/p>\n<h3 data-section-id=\"19aw99d\" data-start=\"2979\" data-end=\"3026\">Q3. What is the marking scheme of CDS Maths?<\/h3>\n<p data-start=\"3027\" data-end=\"3117\">Each correct answer carries <strong data-start=\"3055\" data-end=\"3065\">1 mark<\/strong>, and <strong data-start=\"3071\" data-end=\"3098\">0.33 marks are deducted<\/strong> for wrong answers.<\/p>\n<h3 data-section-id=\"jzxy2x\" data-start=\"3124\" data-end=\"3165\">Q4. What is a safe score in CDS Maths?<\/h3>\n<p data-start=\"3166\" data-end=\"3210\">A score of <strong data-start=\"3177\" data-end=\"3190\">50+ marks<\/strong> is considered safe.<\/p>\n<h3 data-section-id=\"12gd99z\" data-start=\"3217\" data-end=\"3247\">Q5. Is CDS Maths difficult?<\/h3>\n<p data-start=\"3248\" data-end=\"3326\">The Maths paper is usually <strong data-start=\"3275\" data-end=\"3293\">moderate level<\/strong>, focusing on concepts and speed.<\/p>\n<h2 data-section-id=\"b7og6w\" data-start=\"3333\" data-end=\"3352\"><span role=\"text\"><strong data-start=\"3338\" data-end=\"3352\">Conclusion<\/strong><\/span><\/h2>\n<p data-start=\"3354\" data-end=\"3584\">The <strong data-start=\"3358\" data-end=\"3389\">CDS 1 2026 Maths Answer Key<\/strong> is an essential resource for candidates to evaluate their performance and estimate their scores. Aspirants should download the PDF, calculate marks, and prepare for the next stage accordingly.<\/p>\n<p data-start=\"3586\" data-end=\"3713\">Stay connected with <strong data-start=\"3606\" data-end=\"3633\">Trishul Defence Academy<\/strong> for the latest defence exam updates, answer keys, and preparation strategies.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>CDS 1 2026 Maths Answer Key PDF is available for all sets. Candidates can download the answer key and calculate their marks using the official marking scheme. The CDS 1 2026 Maths Exam has been successfully conducted, and candidates can now check the CDS 1 2026 Maths Answer Key to evaluate their performance. Trishul Defence Academy has released the set-wise Maths Answer Key (A, B, C, D) with accurate solutions to help aspirants calculate their expected marks before the official result. CDS 1 2026 Maths Answer Key \u2013 Quick Overview Exam: CDS 1 2026 Conducting Body: UPSC Paper: Mathematics Total<\/p>\n","protected":false},"author":1,"featured_media":26961,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6268],"tags":[],"class_list":["post-26960","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blogs"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>CDS 1 2026 Maths Answer Key PDF (All Sets) \u2013 Download<\/title>\n<meta name=\"description\" content=\"Download CDS 1 2026 Maths Answer Key PDF. 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