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social security is not an indicator of HDI.
A circle has a radius of 21 cm and the area of its sector is 308 cm². Find the angle subtended by the arc at the center of the circle. (Use π = 22/7)<...
The length, breadth and height of a storeroom are 16m, 9m and 10m respectively. If each box occupies 60 m3 of space, then how many boxes can ...
A frustum of a cone has radii of 8 cm and 5 cm, and the slant height is 13 cm. Find the total surface area of the frustum.
A chord of a circle is equal to its radius. The angle subtended by this chord at a point on the circumference is
A sold a mobile phone to B at a gain of 25% and B sold it to Cat a loss of 10%. If C paid 5625 for it, how much did A pay (in) for the phone?
Curved surface area of a cylinder is 440 cm². The base circumference is 44 cm. What is its volume?
Steel is used to make a hemispherical bowl that is 0.4 cm thick. The bowl's inner radius is 7 cm. Find the bowl's outside curved surface.
The perimeter of 4 squares is 24 cm, 36cm, 40 cm, and 44 cm respectively. What will be the area of the square having perimeter equal to sum of edges of ...
A horse is tethered to a peg with a 28 metre long repeat the corner of a 45 metre long and 25 metre wide rectangular grassfield. What area of field does...
What is the difference between the area of a circular field of radius 28 meters and area of a rectangular piece of land having its dimensions as 50 mete...