Question

3. A rectangular swimming pool, 50 metres long and 25 metres wide, contains 2500 cubic metres of water. Find the depth of water in the swimming pool.

4. A cubical container has a capacity of 729 millilifres. It is filled with 0.486 litre of water. What is the height of the water level in the container?

5. A rectangular aquarium is 60 centimetres long, 70 centimetres wide and 50 centimetres high. Mohit uses a 600-millilitre mug to fill the aquarium completely with water. What is the maximum number of full mugs that he can pour into the aquarium before the aquarium is filled completely?

6. A cubical container of edge 16 centimetres is half-filled with water. All the water from the container is poured into an empty rectangular fank measuring 15 centimetres by 15 centimetres by 27 centimetres. How much more water is needed to fill the rectangular tank to its brim?

7 A 12 centimetres by 8 centimetres by 6 centimetres rectangular box is to be filled with 2.5-centimetre long cubes. What is the greatest number of cubes that can fit into the box?
8. A cuboid-shaped metal bar of length 8 centimetres, breadth 4 centimetres and height 4.5 centimetres is melted to form another cuboid that is 6 centimetres long and has a rectangular base area of 18 square centimetres. What is the height of the new bar? ​

Answer 1

Answer:

Question no 3

length =50m

breadth=25

height = ?

volume =2500m^3

volume of cuboid =l. *b. *h

2500=50*25*h

2500=1250*h

2500/1250=h

h=2m

Answer 2

Answer:

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