Is 1.41 an irrational number

Yes, 1.41 is an irrational number because it cannot be expressed as a fraction of two integers. However, it's important to note that 1.41 is actually a decimal approximation of the square root of 2 (approximately 1.41421356...), which is an irrational number. In contrast, if 1.41 is considered as a finite decimal, it can be expressed as the fraction 141/100, making it a rational number. Thus, the classification depends on the context in which you are considering it.