A regular hexagon has a side of 4 cm. Find its area. (in sq. cm)

The sum for 2 years gives a compound interest of ₹ 3225 at 15 % rate. Then sum is 

Find out the equation of line which is perpendicular to 2x - 3y = 5 and passes through point (1,1).

A bag contains 3 white balls and 2 black balls. Another bag contains 2 white and 4 black balls. A bag and a ball are picked random. The probability that the ball will be white is:

The average of 6 numbers is 20. If a number is removed then average becomes 15. In place of removed number by adding a number 39 the average of new 6 number will be__

If the perimeter of a circular plot is equal to the perimeter of a square plot, what will be the ratio of their areas?

A shuttlecock used of playing badminton has the shape of a frustum of a cone mounted on a semi sphere. The external diameters of the frustum are 5 cm and 2 cm, the height of the entire shuttlecock is 7 cm. The external surface is of the shuttlecock is:

Direction: Study the following table carefully and answer the given questions. Table shows the of passed students in four schools and ratio between passed boys and girls among them. The ratio between failed boys and girls is reverse of passed ratio between them.

The number passed of girls from School S is approximately what percentage of passed girls from School Q?