Represent $5 . \overline{49}$ on the number line, using successive magnification, up to $4$ decimal places.
Find the value
$64^{\frac{2}{3}}$
Fill in the blanks so as to make each of the following statements true (Final answer only)
$(64)^{-\frac{1}{6}}=\ldots \ldots$
Rationalise the denominator in each of the following and hence evaluate by taking $\sqrt{2}=1.414, \sqrt{3}=1.732$ and $\sqrt{5}=2.236,$ upto three places of decimal.
$\frac{4}{\sqrt{3}}$
For each question, select the proper option from four options given, to make the statement true : (Final answer only)
$\sqrt{5}+\sqrt{5}$ is a $/$ an $\ldots \ldots \ldots$ number.
Divide $12 \sqrt{30}$ by $3 \sqrt{5}$.