Find the total number of Prime Factors of 720 ? 

The difference between the interior and the exterior angles of a regular polygon is 150^o. Find the number of sides in the polygon.

Each member of a Picnic party contributed twice as many rupees as the total collection was Rs.3042. The number of members present in the party was 

If $$ {8x\over{2x^{2}+7x-2}}=1, x>0,$$ then what is the value of of $$ {x^{3}+{1\over x^{3}}}$$ ?

A corner of a cube of side length 8 m. When cut by a plane which bisects the sides of the cube, we get a pyramid whose volume is : 

The difference between simple interest and compound interest on a certain sum at $$ 12{1\over2}$$ % for 3 years is Rs 125. Find the sum.

The ratio of the volume of right circular cylinder and a right circular cone of the same base and height will be:

The value of x in the given equation
$$ {23 ^2 + \sqrt{x}=625}$$