Puzzle of the day: 111
A solid, 3*3 inch cube has all the faces painted in red color
cube is cut into 1*1 smaller cubes
how many of the one inch cubes will have 2 faces painted in red?
A solid, 3*3 inch cube has all the faces painted in red color
cube is cut into 1*1 smaller cubes
how many of the one inch cubes will have 2 faces painted in red?
Sol elements that are on side but are not corner have 2 sides painted. There is one such element in each side and there are total 12 sides. Hence total 12 smaller cubes will have 2 faces painted in red.
New Question: Unit Digits and Last Two Digits
In a test match in cricket, the scores of Rohit and Vir...
By nhuadovan , 9 months ago
New Question: Unit Digits and Last Two Digits
The 111th digit of the series 149162536496481........ i...
By nhuadovan , 9 months ago
New Question: Unit Digits and Last Two Digits
how many perfect squares of natural numbers between 300...
By nhuadovan , 9 months ago
New Question: Permutation and combination
Find the number of ways to distribute 2n different ball...
By nhuadovan , 9 months ago
A cube is divided into two parts by a plane passing thr...
By nhuadovan , 9 months ago
RE: List of Authors to be read
Thank you for sharing the list ... i will try to read o...
By Peter Virdee , 1 year ago
New Question: Permutation and combination
The collection of the questions are really great it wil...
By Peter Virdee , 1 year ago
Mark bought 45 grinders for Rs. 2215, while carrying h...
By Alexander Zingman , 1 year ago
New Question: Unit Digits and Last Two Digits
Great thread ,i tried to do these but not able to do..t...
By Alexander Zingman , 2 years ago
0 comments