50 kg of an alloy of lead and tin contains 60% of lead. How muh lead must be melted into it to m...

50 kg of an alloy of lead and tin contains 60% of lead. How muh lead must be melted into it to make the alloy cantain 75% of lead? Class: 7 Subject: MATHS Chapter: LINEAR EQUATION IN ONE VARIABLE Board:CBSE You can ask any doubt from class 6-12, JEE, NEET, Teaching, SSC, Defense and Banking exam on Doubtnut App or You can Whatsapp us at - 8400400400 Link - doubtnut.app.link/2um0jr7Joeb​ Join our courses to improve your performance and Clear your concepts from basic for Class 6-12 School and Competitive exams (JEE/NEET) - doubtnut.app.link/POyZDvv5Lyb Contact Us: 👉 Have Any Query? Ask Us. 🤙 Call: 01247158250 💬 WhatsApp: 8400400400 📧 Email: [email protected] 🌐 Website: www.doubtnut.com/ Welcome to Doubtnut. Doubtnut is World’s Biggest Platform for Video Solutions of Physics, Chemistry, Maths and Biology Doubts with over 5 million+ Video Solutions. Doubtnut is a Q&A App for Maths, Physics, Chemistry and Biology (up to JEE Advanced and NEET Level), Where You Can Ask Unlimited Questions by Clicking a Picture of Doubt on the Doubtnut App and Get Instant Video Solution. Subscribe Our YouTube Channels: ✿ Doubtnut:    / @doubtnut   ✿ Class 11-12, JEE & NEET (Hindi):    / @doubtnutneethindimedium   ✿ Class 11-12, JEE & NEET (English)::    / @cbseclass1112   ✿ Class 6-10 (Hindi):    / @class10hindimedium   ✿ Class 6-10 (English):    / @cbseclass910   ✿ Doubtnut Govt. Exams:    / @sscdoubtnut   Follow Us: 🔔 Facebook: www.facebook.com/doubtnut 🔔 Instagram: www.instagram.com/doubtnut 🔔 Telegram: t.me/DoubtnutOfficial 🔔 Twitter: twitter.com/DoubtnutApp 🔔 LinkedIn: www.linkedin.com/company/doubtnut Our Telegram Pages: 🔔 Doubtnut Official: t.me/DoubtnutOfficial 🔔 Doubtnut IIT JEE: t.me/DoubtnutIITJEE 🔔 Doubtnut NEET: t.me/Doubtnut_NEET 🔔 Doubtnut CBSE Boards: t.me/DoubtnutCBSEBoards 🔔 Doubtnut UP Boards: t.me/DoubtnutUPBoards 🔔 Doubtnut Bihar Boards: t.me/DoubtnutBiharBoards 🔔 Doubtnut Government Exams: t.me/DoubtnutGovernmentExams class 7 math class 7 class 7 science class 7 english class 7 ncert science class 7 ncert book class 7 ncert history class 7 ncert geography class 7 history class 7 geography cbse class 7 maths sst class 7 class 7 english grammar cbse class 7 science cbse class 7 english books of class 7 cbse class 7 physics class 7 syllabus class 7 biology class 7 syllabus ncert class 7 syllabus cbse class 7 syllabus of cbse class 7 english grammar syllabus class 7 sst syllabus class 7 syllabus maths class 7 history syllabus class 7 computer syllabus class 7 geography syllabus class 7 syllabus science class 7 syllabus 2021 class 7 syllabus english class 7 syllabus of maths class 7 syllabus of english class 7 syllabus of science class 7 syllabus of 2021 class 7 syllabus science cbse class 7 science syllabus