This riddle has been around for some time on internet platforms such as Instagram, Facebook, and WhatsApp, and many people still argue over what the answer might be, as there are many possibilities. The correct answer is 25 eggs were broken. There is only one way of finding a solution to this problem: Numbers which leave a remainder of 1, when divided by 2: 3, 5, 7, 9, 11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31, 33, 35 Numbers which leave a remainder of 1, when divided by 3: 4, 7, 10, 13, 16, 19, 22, 25, 28, 31, 34, 37 Numbers which leave a remainder of 1, when divided by 4: 5, 9, 13, 17, 21, 25, 29, 33, 37 Numbers which leave no remainder when divided by 5: 5, 10, 15, 20, 25, 30, 35 The only number fulfilling the four conditions is 25.