The diameters of two spheres are in the ratio 1:2 what is the ratio of their volumes?

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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...

The edges of a cuboid are respectively 3cm, 4cm and 12 cm. Find the length of the diagonal of cuboid.

A. 5 cm B. 19 cm C. 13 cm D. 144 cm...

The area of a base of a cone is 30 cm². If the height of the cone is 6cm, find its volume?

A. 120 cm3 B. 40 cm3 C. 50 cm3 D. 60 cm3...

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?

A. 4500 M3 B. 27000 M3 C. 3000 M3 D. 2700 M3...

If the length, breadth and the height of a cuboid are in the ratio 6: 5: 4 and if the total surface area is 33300 cm², then length breadth and height in cms, are respectively?

A. 90, 85, 60 B. 85, 75, 60 C. 90, 75, 70 D. 90, 75,60...