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Let monthly income of Kalpana is Rs. 100x According to question; 0.70 × 0.60 × 100x = 3024 Or, 42x = 3024 Or, x = 72 Amount spent on study = 0.30 × 72 × 100 = Rs. 2160
The length of a rectangle is four times its breadth. If its length is increased by 10 cm. and breadth is increased by 10 cm, the area of the rectangle i...
A race track is in the shape of a rectangle with length of 13 metres and area of 1300 m2. A car takes 10 seconds to make one lap around the p...
The ratio of the largest and the smallest angle of a triangle is 3:2. The smallest angle is 80% of the sum of these two angles. What is the sum of the r...
Area of a rectangle is equal to the total surface area of a hemisphere having volume 9826 cm³ . Find the perimeter of the rectangle if its length is 12...
A cuboid has dimensions 6 cm, 8 cm, and 10 cm. What is the length of the diagonal of the cuboid?
The areas of three adjacent faces of a cuboidal tank are 3 m², 12 m² and 16 m². The capacity of the tank. in litres, is:
Given that the surface area of a sphere is 201.06 cm², calculate its volume.
The volume of a solid cube is 2197 m3. If whole cube is to be painted at a rate of Rs. 3.5 per m2, then what will be the cost of p...
