Recent questions tagged number-system

The sum of two positive numbers is $100$. After subtracting $5$ from each number, the product of the resulting numbers is $0$. One of the original numbers is ______.$80$...

The unit’s place in $26591749^{110016}$ is ______.$1$$3$$6$$9$

The sum of the digits of a two digit number is $12$. If the new number formed by reversing the digits is greater than the original number by $54$, find the original numbe...