If $\sqrt{7}$ = 2.646, then the value of $\frac{1}{\sqrt{28}}$ upto three places of decimal is :-
1). 0.183
2). 0.185
3). 0.187
4). 0.189
If $\sqrt{33}$ = 5.745. then the value of $\sqrt{\frac{3}{11}}$ is approximately
1). 1
2). 0.5223
3). 6.32
4). 2.035
If $\sqrt{5329}$ = 73, then the value $\sqrt{5329}+\sqrt{53.29}+\sqrt{0.5329}+\sqrt{0.005329}+\sqrt{0.00005329}$ is :
1). 81.1003
2). 81.0113
3). 81.1103
4). 811013
If $\sqrt{2}$ = 1.4142.... is given , then the value of $\frac{7}{(3+\sqrt{2)}}$ correct upto two decimal places is :
1). 1.59
2). 1.60
3). 2.58
4). 2.57
If $\sqrt{3}$ = 1.732 is given , then the value of $\frac{2+\sqrt{3}}{2-\sqrt{3}}$ is :
1). 11.732
2). 13.928
3). 12.928
4). 13.925