Arithmetic Questions And Answers :: Volume Surface Area: part13

1.A metal sheet 27 cm long, 8 cm broad and 1 cm thick is melted into a cube. The difference between the surface areas of two solids, is :

2.A river 2 m deep and 45 m wide is running at the rate of 3 km/hr. The amount of water that runs into the sea per minute, is :

3.Two cubes have volumes in the ratio 1 : 27. The ratio of their surface areas is :

4.A tank 3 m long, 2 m wide and 1.5 m deep is dug in a field 22 m long and 14 m wide. If the earth dug out is evenly spread out over the field, the rise in level of the field will be :

5.The difference in volumes of two cubes is 152 m3 and the difference in their one face areas is 20 m2. If the sum of their edges is 10 m, the product of their edges is :