Question
When the quantity demanded of a good change by exactly
the same percentage as price, the demand is said to be:Solution
Unitary elastic demand: The quantity demanded of a good change by exactly the same percentage as price.
If ratio of interior & exterior angle of a regular polygon is 5:3, then number of sides of the polygon is
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, ...
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 ...
The length of a rectangular field is 40 m and its breadth is 25 m. Find the area and the cost of fencing it all around at Rs 50 per metre.
The volume of a cube is 27 cm³. If the cost of painting the cube is Rs. 25 per cm², then find the cost of painting five faces of the cube.
The radius of a cylindrical tank is 7 meters, and its height is 14 meters. How much water will it take to fill the tank to half its capacity?
Find volume of a cone of radius 7 cm and height 24 cm. (Use π = 22/7)
If the ratio of areas of two circle is 49:81, then the ratio of their circumferences will be:
A cone has a base radius of 6 cm and a height of 8 cm. If it is melted and recast into spheres of radius 2 cm, how many such spheres can be made?
The radius of a sphere is 18cm. The surface of the sphere is what percent of its volume.
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