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The sum of the total surface areas of two cubes is 1548 cm2. If the product of the length of their edges is 97 cm2, then find the ...
What is the volume (in cm3) of the metal used to make a spherical shell whose inner and outer radii are respectively 5 cm and 8 cm?
ABCD is a cyclic quadrilateral, such that ratio of measures ∠A, ∠B and ∠C is 1 : 4 : 5, then the measure of ∠D is.
The perimeter of a rectangle of length 2(x + 6) cm and breadth 2(x + 5) cm is double the perimeter of a square of area 361 cm². Find the area of the re...
The lateral surface area of a cube is 256 cm2 . The length of a cuboid is 50% more than the side of the cube. The breadth of the cuboid is 5 ...
The length of a rectangle is twice its breadth. If its length is decreased by 6 cm and breadth is increased by 6 cm, the area of the rectangle is increa...
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?
Mr. Shiva invested equal amount of money in two private firms which gives 15% simple interest per annum for 3.5 years and 5 years respectively. If the d...
The total area of a circle and a square is 6350 cm2, the diameter of the circle is 70cm, what is the difference between the circumference of ...
A hollow cylindrical pipe is made of iron. The difference between the outer and inner curved surface area is 176 cm². The height of the pipe is 28 cm, ...