What is the volume in cubic cm of a pyramid whose area of the base is 25 sq cm a
What is the volume in cubic cm of a pyramid whose area of the base is 25 sq cm and height 9 cm ?
A well has to be dug out that is to be 22.5 m deep and of diameter 7 m. Find the
A well has to be dug out that is to be 22.5 m deep and of diameter 7 m. Find the cost of plastering…
If the volume and curved surface area of a cylinder are 616 m 3 and 352 m 2 resp
If the volume and curved surface area of a cylinder are 616 m 3 and 352 m 2 respectively, what is the total surface…
If three metallic spheres of radii 6 cm, 8 cm and 10 cm are melted to form a sin
If three metallic spheres of radii 6 cm, 8 cm and 10 cm are melted to form a single sphere, then the diameter of…
A rectangular tank measuring 5 m × 4.5 m × 2.1 m is dug in the centre of the f
A rectangular tank measuring 5 m × 4.5 m × 2.1 m is dug in the centre of the field measuring 13.5 m by…
If the areas of three adjacent faces of a cuboid are x, y, z respectively, then
If the areas of three adjacent faces of a cuboid are x, y, z respectively, then the volume of the cuboid is :
How many cubes of 10 cm edge can put in a cubical box of 1 m edge ?
How many cubes of 10 cm edge can put in a cubical box of 1 m edge ?
The volume of a right circular cylinder 14 cm in height is equal to that of a cu
The volume of a right circular cylinder 14 cm in height is equal to that of a cube whose edge is 11 cm. The…
Two rectangular sheets of paper each 30 cm × 18 cm are made into two circular c
Two rectangular sheets of paper each 30 cm × 18 cm are made into two circular cylinders one by rolling the paper along its…
If two cylinders of equal volumes have their heights in the ratio 2 : 3, then th
If two cylinders of equal volumes have their heights in the ratio 2 : 3, then the ratio if their radii is :
Diameter of a jar cylindrical in shape is increased by 25%. By what percent must
Diameter of a jar cylindrical in shape is increased by 25%. By what percent must the height be decreased so that there is no…
A cube of length 1 cm is taken out from a cube of length 8 cm. What is the weigh
A cube of length 1 cm is taken out from a cube of length 8 cm. What is the weight of the remaining portion…