The number of times $79$ must be subtracted from $50000$ so that the remainder is $43759$ is:

The sum of squares of three consecutive natural numbers is $2030$. What is the middle number?

The least prime number is

The unit digit in the product $(2467)^{153} \times (341)^{72}$ is

Let $x$ be the least number,which when divided by $5, 6, 7$ and $8$ leaves a remainder $3$ in each case,but when divided by $9$ leaves no remainder. The sum of the digits of $x$ is:

Two numbers differ by $5$. If their product is $336$,then the sum of the two numbers is