nramachandran's posts
nramachandran commented on a post
N= 70! x 69! x68!.......................................3! x2! x1!
Which of the following represents the 147th digit from the right end of N?
(a) 2
(b) 0
(c) 5
(d) 7
nramachandran @hexagon 0 . 1h.
nramachandran commented on a post
The number of solutions for the equation m^2= 1614 + n^2 where both m and n are integers is?
nramachandran @jdsnk59 @ravi.theja m^2 - n^2 = 1614. (m+n)(m-n) = 1614 .... 3h.
nramachandran replied to Inspirational/Motivational Videos or Pictures o...
Steve Jobs - Stanford Commencement Speech Three stories from his life !!
Steve Jobs Stanford Commencement Speech 2005 YouTube
nirav_rubiks I love this video.. watched so many times.. -n . 15h.
nramachandran commented on a post
What is the sum of this series 1/(1*5) + 1/(5*9) + 1/(9*13)+.....
nramachandran @Marchex Is the answer 1/4 ?. 15h.
nramachandran commented on a post
Using the most powerful telescope ever made, scientists observe a class of young aliens on a planet millions of light years away. On the blackboard, their teacher has written these equations: 13 + 15 = 31 10 * 10 = 100 6 * 3 = 24How many fingers do they have? (We count in base ten. What do they c...
102 users have answered this question.
nramachandran commented on a post
A shopkeeper has 2721 apples, 3081 bananas and 3501 peaches. He makes baskets of these fruits such that the number of fruits of each type in a basket is either 'x' or 0. In the end the shopkeeper is left with p (< x) fruits of each type. Find the maximum possible value of x.
10 users have answered this question.
nramachandran commented on a post
For all real numbers x, the function f (x) satisfi es 2f (x) + f (1- x) = x^2. Find f (5).