$\frac{\sqrt{10+\sqrt{25+\sqrt{108+\sqrt{154+\sqrt{225}}}}}}{\sqrt[3]{8}}$ =
1). 4
2). 2
3). 8
4). $\frac{1}{2}$
1. When simplified equal to $(256)^{-\left(4^{-\frac{3}{2}}\right)}$ is
2. $9\sqrt{x}$=$\sqrt{12}+\sqrt{147}$ , then x=
3. If a = $7-4\sqrt{3}$ , then the value of $a^{\frac{1}{2}}+a^{-\frac{1}{2}}$ is :
4. By how much does $5\sqrt{7}-2\sqrt{5}$ exceed $3\sqrt{7}-4\sqrt{5}$
6. Evaluate $\sqrt{20}+\sqrt{12}+\sqrt[3]{729}-\frac{4}{\sqrt{5}-\sqrt{3}}-\sqrt{81}$
8. (6.5 x 6.5 - 45.5 + 3.5 x 3.5) is equal to :
9. Out of the numbers 0.3,0.03,0.9,0.09 the number that is nearest to the value of $\sqrt{0.9}$ is :