So, the difference between their age is given by => 31 – 8 = 23 years. Now, let the age of his father be 'x'. Let the age of his son be 'x-23'. Also Read: Math Riddles with Answers: Logic Puzzles That ...

Explanation: To kill 7 rats, it would take 7 cats: 7 × 7 = 49 mins To kill 1 rat, it takes 1 cat, that is: 49/7 = 7 mins Since, the job is to kill 100 rats, it would take 1 cat, that is: 7 × 100 = 700 ...

ISC Maths Class 12: The question paper will have three sections -- A, B and C. Students will be required to answer Section A compulsorily and all questions either from Section B or Section C. CBSE ...

The questions on the ACT math test are grouped according to two categories: Preparing for Higher Math and Integrating Essential Skills. While the latter category represents less than half of ACT math ...

Google LLC today detailed Minerva, an internally developed neural network that can answer mathematical questions and tackle other complex topics such as physics. Minerva is a natural language ...

If you can do basic subtraction, you might just be more math-savvy than a lot U.S. college students. A new research paper looks at the mathematical prowess of the roughly 50 percent of community ...