The following pie chart shows the percentage-wise distribution of the nominal sales figures of laptops of five different companies during a given period.

If the total sales of all the companies taken together is ₹55,00,000, then find the difference between the sales of HP and Apple.

If a = 7, b = 5 and c = 3, then the value of $$a^2+b^2+c^2-ab-bc-ca$$ is 

If $$64^{x+1}={64\over 4^x}$$, then the value of x

The value of $$ {tan\ 40°+tan\ 20° +\sqrt{3}\ tan20° tan40°}$$?

The number obtained by subtracting two-third of 75% of 600 from a number is 320, what is the original number?

One filling pipe P is three times faster than another filling pipe Q, if P can fill tank in 24 hours, then what is the time taken to completely fill the tank if both the pipes are opened together?

The difference between two whole numbers is 110 and the numbers are in ratio 2 : 7. Find the sum of the two numbers.

Direction: Equation number I and II are given. You have to solve both the question and answer.
$$ {I.x^{2}={144}}$$
$$ {II.y^{2}-24y+144=0}$$