Today is National Pi Day (March 14th or 3/14). I had written a blog post on National Pi Day in 2009 which you can read here (the blog post was imported from my old blog and there seems to be some loss of content or distortion of metadata). I joined Twitter on 13th March 2009,... Continue Reading →
7 Geometry Puzzles
Pink shaded region in above square is what % of area of the square? Hint: You do not have to know the side of the square to solve this.
Sridevi and Principle of “Fit For Purpose”
Popular Bollywood Actress and arguably the first female superstar of Hindi Cinema, Sridevi (Age 54) passed away in Dubai on Saturday. Sridevi is the first Hindi film actress I remember from my childhood days. I remember "Kaate Nahin Katate..." from Mr. India which I watched in 1987 when I was 7 yr old. (Oops did... Continue Reading →
Puzzle: THE FOUR CYCLISTS
The four circles represent cinder paths. The four cyclists started at noon. Each person rode round a different circle, one at the rate of six miles an hour, another at the rate of nine miles an hour, another at the rate of twelve miles an hour, and the fourth at the rate of fifteen miles... Continue Reading →
Chess, Performance and Fine Line Between Trolling and Sportsmanship
Magnus Carlsen won the prestigious Tata Steel Chess Tournament (formerly Corus Steel Chess Tournament) yesterday after defeating the joint Top position and GM from Netherlands Anish Giri (of Indian origin) in a Tie-break match. Carlsen won this tournament for the record sixth time and some people have already started calling him "Roger Federer of Chess"!... Continue Reading →
Three Puzzles on “2018”
Here are three puzzles related to "2018". Interesting ones with varying difficulty. Do try and post answers
On Calendar
Year end is about holidays and New Year wishes. But it is also about Calendars. I don't know about others but I like to "read" new calendar, immediately check few dates or events, festivals! I remember having written a couple of blog posts about Calendar. One, written in 2007, was a light take on Calendar... Continue Reading →
Cogito ergo sum
A couple of days ago I wrote a blog titled “I Teach. Therefore I Learn” which was a twist on a maxim by famous French philosopher and mathematician Renee Descartes (1596-1650) which says: Cogito ergo sum. (I think; therefore I am.) In a Discourse on the Method, Renee Descartes questions the world and his surroundings... Continue Reading →
I Teach. Therefore I Learn…
I resumed my journey as a Corporate Trainer last week when I conducted a training on "Business Excellence" at Adani Power, Mundra, Gujarat. I liked teaching even when I was young. I remember teaching my siblings/cousins Mathematics and other subjects when I was 10 years old. I enjoyed the process then and I enjoy it now... Continue Reading →

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