19. A vendor bought lemons at 7 for ₹1. How many lemons must he sell for ₹1 to gain 75%?

Maths Concept King (Gagan Pratap Sir ) Book Video Solution :-    • Maths Concept King (Updated) Video Solutio...   CGL 2025 All Question Solution Chapterwise :-    • SSC CGL 2025 Maths Complete Course | All C...   🔗 Join Us: 📥 PDFs & Updates: 👉 Telegram Channel :- https://t.me/mathsbyramraghuwanshi 📢 Telegram Group for Doubts :- https://t.me/doubtbyramraghuwanshi 📱 For Any Enquiry (WhatsApp): 📞 6261775224 📲 Download Our App for Paid Courses: 👉 Click Here :- Coming Soon 🎯 Must-Watch Playlists: 📌 Other Useful Playlists: 📝 SSC CGL 2025 Maths ALL PYQ :-    • SSC CGL 2025 Maths Complete Course | All C...   📺 Other Channels: 🔹 Main Channel :-    / @mathsbyramraghuwanshi   📚 Welcome to Ram Raghuwanshi Maths! Your trusted destination for mastering Mathematics for SSC CGL, CHSL, CPO, NTPC, Railway, and other one-day competitive exams. 19. A vendor bought lemons at 7 for ₹1. How many lemons must he sell for ₹1 to gain 75%? एक एक विक्रेता ने ₹1 में 7 नींबू खरीदे। 75% लाभ कमाने के लिए उसे ₹1 में कितने नींबू बेचने होंगे? A). 8 B). 4 C). 5 D). 6 🔗 Join Us: 📥 PDFs & Updates: 👉 Telegram Channel 📢 Telegram Group for Doubts: 👉 Join Discussion Group 💬 Doubt Solution Telegram: @ramraghuwanshimaths 📱 For Any Enquiry (WhatsApp): 📞 6261775224 📲 Download Our App for Paid Courses: 👉 Click Here 🎯 Must-Watch Playlists: 🧠 Gagan Pratap Sir Book Solutions 🔥 CPO Practice King – Watch Here 🔥 CGL & CHSL Mains Practice – Watch Here 📘 Aditya Ranjan Sir Book Solutions 💪 CPO Warrior – Watch Here 🕰️ Previous Year Panacea – Watch Here 📚 Ebook 1.0 & 2.0 – Ebook 1.0 | Ebook 2.0 📌 Other Useful Playlists: 📽️ Complete Chapter in One Video 📝 TCS 2022 ALL PYQ 📺 Other Channels: 🔹 Shorts Channel – @raghuvanshacademy 🔹 Other Channel – @the_ram_raghu1c 📍 Relevant Hashtags: #RamRaghuwanshiMaths #SSCMaths #SSCCGL2025 #SSCCHSL2025 #CPO2025 #NTPC2025 #OneDayExamPreparation #MathsForSSC #MathsByRamRaghuwanshi #SSCExamPreparation #RailwayExam #CGLMains #CHSLTier2 #SSCStrategy #SSCClasses #SSCOnlineClasses #SSCStudyMaterial #PYQ #TCSBasedQuestions