Mathematics
A cube of a metal of 6 cm edge is melted and cast into a cuboid whose base is 9 cm × 8 cm. Find the height of the cuboid.
Related Questions
A rectangular container, whose base is a square of side 6 cm, stands on a horizontal table and holds water up to 1 cm from the top. When a cube is placed in the water and is completely submerged, the water rises to the top and 2 cm3 of water over flows. Calculate the volume of the cube.
A field is 30 m long and 18 m broad. A pit 6 m long, 4 m wide and 3 m deep is dug out from the middle of the field and the earth removed is evenly spread over the remaining area of the field. Find the rise in the level of the remaining part of the field in centimeters correct to two decimal places.
Two cubes, each with 12 cm edge, are joined end to end. Find the surface area of the resulting cuboid.
The area of a playground is 4800 m2. Find the cost of covering it with gravel 1 cm deep, if the gravel costs ₹260 per cubic metre.