Asish Kumar Solutions for Chapter: Playing with Numbers, Exercise 5: REVISION EXERCISE

Find the HCF of the following numbers using prime factorization method and long division method:

Find the LCM of the following numbers by prime factorization method and long division method.

$18,66$.

Find the LCM of the following numbers by prime factorization method and long division method.

$24,117$.

Find the LCM of the following numbers by prime factorization method and long division method.

$36,72,96,108$.

Find the $\mathrm{LCM}$ of the following numbers by prime factorization method and long division method.

$140,180,220$

$\mathrm{LCM}$ of two numbers is $120$ and the $\mathrm{HCF}$ is $2$. If one of the numbers is $10$. Find the other number.

Two tankers contain $96$ litres and $120$ litres of water respectively. Find the capacity of the container that can measure the water quickly.

Four bells ring at the intervals of $10, 15, 20$ and $25$ minutes. At what time they will together if they ring at $7 \mathrm{AM}$?