R. D. Sharma Solutions for Chapter: Real Numbers, Exercise 7: VERY SHORT ANSWER TYPE QUESTIONS (VSAQs)

Every even integer is of the form $2m$, where $m$ is an integer.

Every odd integer is of the form $2m-1$, where $m$ is an integer.

The product of two irrational numbers is an irrational number.

The sum of two irrational numbers is always an irrational number.

For what value of $n$, $2^n✕5^n$ ends in $5$.

If $a$ and $b$ are relatively prime numbers, then what is their $HCF$?

If $a$ and $b$ are relatively prime numbers, then what is their $LCM$?

Two numbers have $12$ as their $\mathrm{HCF}$ and $350$ as their $\mathrm{LCM}$.