V K Raman and S N Sharma Solutions for Exercise 4: MASTERY TEST-2

If the HCF of $1166$ and $1272$ also divides the $3$-digit number $5x0$ then, $x=$ _____.

The product of two numbers greater than $100$ is $22188.$ If the HCF is $43$, find the numbers.

$2\sqrt{27}, 5\sqrt{3}, \sqrt{48}, 7\sqrt{3}$

If the descending order for the above is

$7\sqrt{3}, 6\sqrt{3}, 5\sqrt{3}, \mathrm{k}\sqrt{3}$ then find the value of $\mathrm{k}$.

Find the smallest number by which $25200$ should be multiplied to get a perfect square.

Sunita wanted to give a party. She wanted to give each guest the number of balloons equal to the number of guests. Balloons were sold in packets of $12$. Find the least number of packets that she has to buy, without wasting, left over balloons.

. Find the value of $\frac{\sqrt{0.0081}}{\sqrt{0.000009}}$.

Find the square root of $8$, correct to $1$ decimal place. Write down the square root of $0.08$, correct to $2$ places of decimals

Five times the square of a number is$1.8$. Find the number