The sum of the areas of two circles P and Q is 20020 cm2. If the product of the diameters of both circles P and Q is 12348 cm, then find out ...
What is the volume of a cylinder if the radius of the cylinder is 17 cm, and the height is 21 cm? (Take π = 22/7)
If the curved surface area and the radius of a cylinder are 880 cm2 and 14 cm, respectively, then find the volume (in cm3) of the ...
Some students (only boys and girls) from different schools appeared for an Olympiad exam. 20% of the boys and 15% of the girls failed the exam. The numb...
A box has 80 Red, 40Blue and 40 Black Balls. 25% of Red Balls and 50% of Blue Balls are taken away, percentage of Black balls at present is
A borewell of 28m base radius is digged upto a depth of 21m and 14m wide platform was made around the well. Find the height of platform?
The surface area of the two spheres are in the ratio9:16. Their volumes will be in the ratio
A wooden cylinder of base radius 14 cm is cut to make a cone of same height and same base radius. Find out the percentage of waste wood?
The perimeter of a rectangular field is 42 metres and its area is 108 m2 . What is the length of the diagonal of this field?
On a rectangular wall of length 20 metres and height 15 metres, there is a window in the shape of triangle surmounted on a square. If the base of triang...
