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 ...

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In response to queries about staff at convenience store chain Bianlifeng being required to take math and logic tests, its founder sent employees an email saying that workers with poor mathematical ...

A group of students, after topping the state and national rankings on an international math contest, were recognized during an awards ceremony — which also marked the start of another competitive math ...