The simplified value of
$${{1\over 3}÷{1\over 3}×{1\over 3}\over{1\over 3}÷{1\over 3}of{1\over 3}}-{1\over 9}$$

The smallest 4- digit number which is a perfect square is 

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

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

A bag has Rs.420 in the denomination of Rs.1, Rs. 2 and Rs. 5 coins. The number Rs.1, Rs.2 and Rs.5 coins are in the ratio of 8: 1:5. How many coins of Rs.5 are in the bag?

Find the value of x:
2³ × 3⁴ × 1080 ÷ 15 = 6^x

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

If (a + b):(b + c):(c + a) = 7:6:5 and a + b + c = 27, then what will be the value of 1/a: 1/b :1/c?