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Roopashree Sharma is a seasoned content writing professional with over 5 years of experience in digital journalism, specialising in writing explainers and IQ quizzes across geopolitics, business, ...

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 ...

This is very simple and useful project which gives an idea about how to build the simple logic gates i.e. AND, OR & NOT gates using one of the universal gates – NAND Gate. This is very simple and ...