The square root of 2025 is 45. The divisors of 45 (apart from 45 itself) are 1, 3, 5, 9 and 15. The product of these numbers ...

This latest brain teaser was recently shared on X (formerly Twitter) by user @jitendra789789 and it has left many scratching ...

Knowing your 3 times table is really helpful with your mental arithmetic, which will be handy in everyday life. Did you know that there is an easy test to see whether a number is a multiple of 3 ...

Learning your 7 times table is useful in everyday life. For example, there are 7 days in a week. It is a number we use on a regular basis. Imagine you wanted to count down to an important event or ...

Which means if you go down to the same depth, you can't stay as long as the first time. And that is what Table 2, the Surface Interval Table, or SIT, of the NAUI Dive Tables is all about. It ...