The value of $$ \sqrt{11.981+7\sqrt{1.2996}}$$ is closest to 

The square root of a positive number less than 100 lies between

If $$ {\sqrt{1+{473\over{256}}}=1+{x\over 16}}$$ then what does x equal to ?

If 551 ÷ 29 = 19 then 5.51 ÷ 0.0019 = ?

Simplify : $$ {(7) ^{2} ÷(7^{1\over 2})^{4}}$$

 If $$ x=\sqrt{(1.96)}-\sqrt{(0.04)}$$ then the value of x is

If 1.5 a=0.04 b then $$ {b-a\over b+a}$$.

The product of two whole numbers is 37. The square root of the difference of the numbers is