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The correct answer is C
An iron pillar consists of two parts: one in the shape of a right circular cylinder and the other in the shape of a right circular cone. The radius of b...
Inside a square land having perimeter equal to 76 metres, leaving aside a circular land of radius 7 metres, the remaining land needs to be levelled at a...
A giant circular wheel has a diameter of 7 metres. In how many revolutions will the wheel cover a total of 16.5 km?
The sum of the total surface areas of two cubes is 1392 cm2. If the product of the length of their edges is 98 cm2, then find the ...
A well 20m in diameter is dug 14m deep and the earth taken out is spread all around it to a width of 5m to form an embankment. The height of the embankm...
In a right angle triangle, the product of two sides is half of the square of the third side (i.e., hypotenuse). Accordingly find out the acute angle?
The length of a rectangle is four times its breadth. If its length is increased by 20 cm. and breadth is increased by 30 cm, the area of the rectangle i...
A closed wooden box of uniform thickness has length, breadth and height 20cms, 16cms and 12 cms respectively. If the thickness of the wooden block is 2 ...
A right triangle with sides 7 cm, 24 cm, and 25 cm is revolved about the side of length 24 cm. What is the volume of the solid obtained?