Challenge your brain with this mind puzzle. You are appearing in a competitive exam. The scoring rules are as follows; Whenever you answer the question correctly you get 10 points and If your answer is incorrect you lose 5 points. You attempted all the 20 questions, which were given in the exam. When you checked … Read more

Grab a pen and paper and solve this. A farmer had some cows and chicken on his farm. The total number of animals was 30. If you know that the sum of legs of all the animals was 74. Can you find out the number of chicken and cows on the farm? Answer: To solve … Read more