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The correct answer is D
The lateral surface area of a cube is 256 cm2 . The length of a cuboid is 50% more than the side of the cube. The breadth of the cuboid is 5 ...
A well with 20 m inside diameter is dug 10 m deep. Soil taken out of it has been evenly spread all around it to a width of 30 m to form an embankment. F...
A frustum of a cone has a lower base radius of 12 cm, an upper base radius of 8 cm, and a height of 15 cm. Find the total surface area of the frustum.
If tan A = √5 – 2, then the value of tan A - cot A = ?
A group of boys has an average weight of 44 kg. One boy weighing 50 kg leaves the group and another boy weighing 40 kg joins the group. If now the aver...
If the volumes of two cubes are in the ratio 343:64, then ratio of their edges is
Find the number of sides in a polygon in which each internal angle is 120° ?
What will be the total surface area of a triangular pyramid whose sides are all 2 cm long?
The length of a 744 metre long wire is 12 times the perimeter of a rectangular French garden. Find the area of the rectangular garden given that its len...
A storeroom has only steel and copper rods in the ratio 4:3, respectively and the weight of each steel and each copper rod is in the ratio 5:6, respecti...