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The ratio of length to breadth of a rectangle is 5:4, respectively. Perimeter of rectangle is 252 cm. If each side of a square is 25% more than the brea...
The base of a triangle is 18 cm and height is 14 cm. The height of another triangle of double the area having the base 21 cm is:
A race track is in the shape of a rectangle with length of 10 metres and area of 3600 m2. A car takes 20 seconds to make one lap around the p...
A solid metallic sphere of diameter 30 cm is melted and recast into a right circular cone having diameter of the base equal to 15 cm. What is the heigh...
The total surface area of a square-based right pyramid is 1536 m², of which 37.5% is the area of the base of the pyramid. What is the volume (in mᶟ) ...
(155/3)% of the raindrops could have been collected, when 4 cm of rain has fallen on a part of land of area 3 km2, in a tank having a 200 m �...
A sphere of radius 21 cm is melted and recast into 66 smaller spheres of equal size. Find the radius of each smaller sphere(approximately).
Two paths of width 9 metres are to be made in the centre of rectangular field such that they are perpendicular to each other. Find the area (in m2<...
Perimeter of a square is equal to the perimeter of a circle that is 484 cm. Find the ratio of the side of the square to the radius of the circle.
In measuring the sides of a rectangle, there is an excess of 12% on one side and 10% deficit on the other. Then the error percent in the area is
