I am thinking of a three digit number — if you subtract 7 from the it, the result is divisible by 7; if 8, divisible by 8; and if 9, divisible by 9. What is the number?
🙂 🙂 🙂
Nalin Pithwa
-
Pages
-
Categories
- algebra
- applications of maths
- Basic Set Theory and Logic
- calculus
- careers in mathematics
- Cnennai Math Institute Entrance Exam
- co-ordinate geometry
- combinatorics or permutations and combinations
- Complex Numbers
- Fun with Mathematics
- geometry
- IITJEE Advanced
- IITJEE Advanced Mathematics
- IITJEE Foundation Math IITJEE Main and Advanced Math and RMO/INMO of (TIFR and Homibhabha)
- IITJEE Foundation mathematics
- IITJEE Mains
- Inequalities
- Information about IITJEE Examinations
- INMO
- ISI Kolkatta Entrance Exam
- KVPY
- mathematicians
- memory power concentration retention
- motivational stuff
- Pre-RMO
- probability theory
- pure mathematics
- RMO
- RMO Number Theory
- time management
- Trigonometry
-
Archives
- September 2017
- August 2017
- July 2017
- June 2017
- May 2017
- April 2017
- March 2017
- February 2017
- January 2017
- November 2016
- October 2016
- September 2016
- August 2016
- July 2016
- June 2016
- May 2016
- April 2016
- March 2016
- February 2016
- January 2016
- December 2015
- November 2015
- October 2015
- September 2015
- August 2015
- July 2015
- June 2015
- May 2015
- April 2015
- March 2015
- February 2015
- January 2015
- December 2014
- November 2014
- October 2014
- September 2014
- August 2014
- July 2014
- June 2014
