Q. The arithmetic mean of the marks scored by students of a class is 58. 20% of them secured a mean score of 60. The mean score of another 30% of the students was 40. The mean score of the remaining students is

Article

• 📰 करेंट अफेयर्स 19 मई 2025 –Current Affairs 19 May 2025 – Today’s Top 20 Questions and Answers and General Knowledge
• 20 Cities Towards Zero Waste Initiative – Which Indian City is Included? 2026 Answer
• Today Current Affairs – 20 November 2025 | Daily Updates for SSC, Railway, Banking, Defence, Police, UPSC
• Bhool Bhulaiyaa 3 box office collection Day 20: Kartik Aaryan starrer maintains foothold, earns Rs 2.25 crore on Wednesday
• UAE Cancels $20 Billion Rafale Deal with France – Pavel Durov's Telegram Release
• 70th BPSC PT EXAM: BPSC परीक्षा में धांधली के सबूत लेकर घूमते रह गए खान सर, पटना हाई कोर्ट ने सबकुछ कर दिया साफ
• Bihar Police SI Recruitment 2025: Last Date to Apply 26 October 2025
• Important Days 2026: जनवरी से दिसंबर तक सभी महत्वपूर्ण दिवस
• Elon Musk's SpaceX launches India's satellite, what will this satellite do for India?
• Who Won the T20 World Cup 2026 Final? Match Result & Highlights
• CURRENT AFFAIRS-11-06-2024
• ब्लैक होल त्रासदी
• Lead with Pride: Join the Indian Army through TGC-142 – January 2026
• KAKOLAT WATERFALL - NAWADA
• DigiArivu 2025: By Samsung - डिजी‑शिक्षा और STEM में नए युग की शुरुआत
• Purva Chaudhary UPSC - Beauty With Brain: ब्यूटी विद ब्रेन की मिसाल पूर्वा चौधरी
• Top 50 Mainstream Films That Boldly Explore Sexuality
• State of the Global Climate 2023 Report – WMO
• अप्रैल 2025 में 2.7% की आईआईपी वृद्धि - पूर्ण विश्लेषण, द हिंदू फॉर सीए/ IIP Growth of 2.7% in April 2025 - Full Analysis, The Hindu for CA
• बिहार पुलिस SI भर्ती 2025: युवाओं के लिए सुनहरा अवसर
• Apple lunched iPhone 16 series on September 9, 2024 - Buy Now In offer
• वाराणसी में 1 घंटे में 2.5 लाख पौधे लगाकर बना गिनीज वर्ल्ड रिकॉर्ड
• SSC CPO SI Online Form 2025 – 3073 Vacancies, Last Date 16 October!
• RRB Section Controller Recruitment 2025: Complete Guide & Apply Online before 14 October
• Top 50 Adult-Themed Movies (2000–2024)
• December 26, 2024: Today's Top Current Affairs Insights
• बांग्लादेश की नई करेंसी से शेख मुजीबुर रहमान की तस्वीर हटी: जानिए पूरा मामला /Sheikh Mujibur Rahman's picture removed from the new state of Bangladesh | Big change for 2025
• अदानी विजिंजम पोर्ट: भारत का वैश्विक समुद्री व्यापार की ओर अग्रसर कदम / Adani Vizhinjam Port: India's step towards global maritime trade
• War in the Middle East and Global Economic Shock: Impact on Oil Prices, Markets, and the Indian Economy
• 🌊 ऑलिव रिडले कछुए क्या हैं?
• National Nutrition Week 2024 : जाने जरूरी तथ्य परीक्षा के दृष्टिकोण से
• States and Capitals in India – List of 28 States & 8 UT 2025
• भारत में लोकसभा और राज्यसभा सीटों की पूरी सूची 2025 (Descending Order) – Lok Sabha & Rajya Sabha Seats by State
• Tatkal Ticket Booking के लिए Railway E-Wallet क्यों नहीं है अच्छा विकल्प? मेरा अनुभव
• Khakee: The Bengal Chapter – Everything You Need to Know
• Current Affairs January - 2024- in Short description,- Exam Point of View
• Current Affairs for December 22, 2024: Sports Highlights, Literary Achievements, and Key Observances
• Sustainable Sugarcane Initiative
• बिहार SIR विवाद 2025: टाइमलाइन, दस्तावेज़ और कोर्ट केस
• Mecca Pact 2026: Saudi Arabia, Pakistan और Türkiye Agreement
• 8वां वेतन आयोग — 30% Salary Hike का संकेत
• NDDB Aims For One-Third Global Milk Production Said chairman Meenesh Shah
• Bihar state will not get special status...what will Bihar Chief Minister Nitish Kumar do?
• एकीकृत 71वीं संयुक्त प्रतियोगिता परीक्षा – 2025राज्य सरकार के विभिन्न विभागों में कुल 1250 पदों पर नियुक्ति! /Integrated 71st Combined Competitive Examination – 2025 Appointment on a total of 1250 posts in various departments of the state government!
• Bangladesh Reservation Protest - Why is there an uproar in Bangladesh
• Waqf Act
• Goa Declared Fully Literate Under ULLAS Karyakram
• Islington Commission / The Royal Commission on Public Services in India, -1912
• ‘One Nation One Subscription’ Scheme
• New Chief Justice of India 2025 — Justice Surya Kant
• WBPSC Clerkship Result 2024, Cut Off and Merit List
• Securities and Exchange Board of India - SEBI India
• नागशंकर मंदिर: असम का कछुआ संरक्षण मॉडल जो बना आस्था और पर्यावरण का संगम / Nagshankar Temple: Assam's Turtle Conservation Model That Blends Faith and Environment
• Viksit Bharat 2047: NITI Aayog’s Vision for a Developed and Prosperous India
• राज्यसभा की अध्यक्षता ऐसे व्यक्ति द्वारा की जाती है, जो उस सदन का सदस्य नहीं होता। ये आपको भी जानना चाहिए
• Climate Risk Index (CRI) 2026: Key Insights, Rankings, and Exam-Focused Analysis
• Apple iPhone 18 Pro & iPhone 18 Pro Max: Big Upgrade Coming? Battery, Camera, Price in India, Design & Features
• CCPI 2026: India Ranks 23rd in Global Climate Change Performance Index
• City-Killer Asteroid 2024 YR4 on Potential Collision Course: 2.3% Impact Chance in 2032, India Among Risk Zones
• UPSC CSAT - Pattern and Syllabus, Resources, PYQs, Mock Tests