If $3^{x+3}=27^{2x+1}$ , then the value of x is
1). 7
2). 3
3). -2
4). 1
1. The number, which when multiplies with $(\sqrt{3}+\sqrt{2})$ gives $(\sqrt{12}+\sqrt{18})$ is :
2. The approximate value of $\frac{3\sqrt{12}}{2\sqrt{28}}+\frac{2\sqrt{21}}{\sqrt{98}}$ is :
3. The value of $\frac{64 - 0.008}{16 + 0.8 + 0.04}$ is :
4. The least one of $2\sqrt{3}$,$2\sqrt[4]{5}$,$\sqrt{8}$, and $3\sqrt{2}$ is
5. $(125)^{\frac{2}{3}}\times (625)^{-\frac{1}{4}}$=$5^{x}$ , then the value of x is
6. If $0.42\times 100^{k}$ = 42 , then the value of k is
7. By how much does $5\sqrt{7}-2\sqrt{5}$ exceed $3\sqrt{7}-4\sqrt{5}$
8. $(256)^{0.16}\times (4)^{0.36}$ is equal to :
9. Among $\sqrt{2}$ ,$\sqrt[3]{3}$ , $\sqrt[4]{5}$ , $\sqrt[3]{2}$, which one is greatest
10. $\frac{0.3555\times 0.5555\times 2.025}{0.225\times 1.7775\times 02222}$ is equal to :