Volume and Surface Area
If radius and height of a cylinder increase by 20% and15%respectively.
then what is the % change in curved surface area
A town has a population of 4000 requires 140 liters of water perhead.
It has a tank measuring 18m x 12m x 8m. The water of this tank will suffice for ____ days
A Conical tent was erected by the army at a base camp with height 3 m and base diameter 10 m. If every person requires 3.92 cu.m air, then how many persons can be seated in that tent approximately
If a solid sphere of radius 10 cms is moulded into 8 spherical solid balls of equal radius, then surface area of each ball (in sq.cm) is
Calculate the number of bricks, each measuring 25 cm x 15 cm x 8 cm required to construct a wall of dimensions 10 m x 4 m x 5 m when 10% of its volume is occupied by concrete
A cuboid of dimension 24cm x 9cm x 8 cm is melted and smaller cubers are of side 3 cm isformed.
find how many such cubes can be formed
88 cubic centimetres of silver is drawn into a wire 1 mm indiameter.
The length of the wire in metres will be
A single pipe of diameter x has to be replaced by six pipes of diameters 12 cmeach.
The pipes are used to covey some liquid in alaboratory.
If the speed/flow of the liquid is maintained the same then the value of x is
A store owner is packing books into larger boxes that measure 25 by 42 by 60inches.
If the measurement of each book is 7 by 6 by 5 inches, then how many books can be placed in the box
How many squares with sides 1/2 inch long are needed to cover a rectangle that is 4 ft long and 4 ft wide
How many meshes are there in 1 squrare meter of wire gauge if each mesh is 8mm long and 5mm wide
The size of the wooden block is 5 x 10 x 20 cm .How many such blocks will be required to construct a solid wooden cube of minimum size
How many cubes of 3cm edge can be cut out of a cube of 18cm edge
A rectangular box measures internally 1.6m long, 1m broad and 60cmdeep.
The number of cubical box each of edge 20cm that can be packed inside the box is
A cuboidal block 6cm x 9cm x 12cm is cut up into an exact number of equalcubes.
The least possible number of equal cubes will be
How many cubes of 10cm edge can be put in a cubical box of 1m edge
If the volume of the cube is 729 cm3, then the surface area of the cube will be
The cost of the paint is rs.36.50 per kg. if 1kg of paint covers16sq.
ft, how much will it cost to paint outside of a cube having 8 feet each side
How many bricks each measuring 25cm x 11.25cm x 6cm, will be needed to build a wall 8m x 6m x 22.5m
The height of the wall is 6 times its width and lenght of the wall is 7 times its height .if the volume of the wall be 16128 cu.m.its width is
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