A ping pong ball  fell into a tight deep pipe ( eg. 30 cm long, buried in concrete pavement – having firm metal bottom), only 1 cm of the pipe is above the ground – so it can not be moved. The pipe was only a bit wider than the ball, so y

here comes the winners of the Easy and Short problem not so many but better than the Fontas one the first is -for the first time i think –    TeCNoYoTTa then  Mohamed Gawish then AlaaShaker and  Tasniem Seliem go and check their solutions here

we have a rectangular cake, where a square portion is cut of it that square may not be in the exact center of the cake how can you cut the cake into two equal halves with only one cut.

well,  i know that this one was tough it needed some imagination and geometry and no one had answered it except Alaa Shaker go and check his answer good luck with the next problems if you cant understand his solution we can explain it here, just ask

A man has A Fontas (Uniform Cylinder) and infinite source of water, and a pencil. He know that the volume of the fontas is 8 liters and he does not have any thing to calculate time , length or volume just a fontas , infinite source of water and penci

Well, it seem that the Feast have a special effect Only TWO winners for this week .. Metal_ then Tasniem Seliem Happy Feast and the answer is as usual right here ..

One day, a frustrated Math teacher lost his patience with his students’ non-stop chatting. Thus, he decided to give the ultimate hard problem: Find the only positive integer number less than 20,000 that is also a sum of three different positive

Last week results .. The First one to solve was .. Mohamed Gamal then  Ibrahim Ahmed Mohammedy then  Mon then AlaaShaker TeCNoYoTTa Mohamed Abd Elmonem Ali Simo Mohamed Ghost Shimaa Ahmed Noran El-Kafrawy Ahmad Farid Profahmedsaad Mona Yehia Eman Moh

I just found a number with an interesting property: When I divide it by 2, the remainder is 1. When I divide it by 3, the remainder is 1. When I divide it by 4, the remainder is 1. When I divide it by 5, the remainder is 1. When I divide it by 6, [..

well.. not so much winners this week it’s not that tough thanx God your are alive anyway.. The First was AlaaShaker then  Mohammed Saudi then  TeCNoYoTTa then Mon menna siam Mohamed Gamal Ibrahim Ahmed Mohammedy profahmedsaad just try a bit har