L Mohan Lal Solutions for Exercise 1: PREVIOUS QUESTIONS

The product of two subsequent prime numbers is $323$. What is their LCM?

The HCF of $\frac{2}{3}\times \frac{8}{9}\times \frac{64}{81}$ and $\frac{10}{27}$ is:

The product of two numbers is $4212$ and their HCF is $9$. Find the possible pair of numbers.

Find the largest five-digit number exactly divisible by $7, 10, 15, 21$ and $28$.

What is the greatest number of $3$ digits which when divided by $6, 9, 12$ leaves a remainder $3$ in each case?

The Highest Common Factor of $25$ and $35$ is?

Find the HCF of $48, 264, 792$ and $1008$.