NDA PREPARATION on Instagram: "Hint to solve this question: Sum of 1+3+5+7+9.....=n² (1)²=1 (11)²=121 (111)²=12321 111 are 3 digits that's why it's equal to 123 and then reverse counting (1111)²=1234321 1111 4 digits that's why it's equal to 1234 and then reverse counting (111111111) ²= 12345678987654321 111111111 9 digits that's why it's equal to 1234456789 and then reverse counting #nda2025 #ndapreparation #cdsmaths #ndamaths"

NDA Preparation 2026: Subject-Wise Tips and Strategy

Exam ka Stress? || Students and Parents must watch this video! Here are some essential tips by Mrs Indra Choudhary Gathala, famous for her viral video on rash driving. Here is some information on exam stress, which students and parents must follow before and after their exams. ------------ PRINCE EDUHUB (Schools | Coachings | Colleges) CBSE | RBSE | IIT-JEE | NEET | NDA | NTSE | Olympiad | CLAT | CA 📌 : Palwas Road | Piprali Road, Sikar (Rajasthan) 📞 : 9610892222 ------------ #neet2022 #neetex