A river 2m deep and 45 m wide is flowing at the rate of 3 kmph the amount of water that runs into the sea per minute is?

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What is the total surface area of a right circular cone of height 14 cm and base radius 7 cm?

A. 344.35 cm2 B. 344.35 cm2 C. 344.35 cm2 D. None of these...

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A. 8 cc B. 16 cc C. 32 cc D. 64 cc...

The areas of the two spheres are in the ratio 1: 4. The ratio of their volume is?

A. 1:4 B. 1:16 C. 1:8 D. 1:64...

The ratio of the volumes of a cube to that of the sphere which will fit inside the cube is________?

A. 4:3 B. 4:2 C. 4:4 D. 6: π...

A rectangular field 30 m long and 20 m broad. How much deep it should be dug so that from the earth taken out, a platform can be formed which is 8 m long, 5.5 m broad and 1.5 m high where as the earth taken out is increase by 10/5?

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