Cuboid

ICSE IX Maths Mensuration II

The adjoining figure shows a solid of uniform croos section. find the volume of the solid. It is being given that all the measurements are in cm and each angle in the figure is a right angle.

 

[Hint   this consists of two cuboids of dimensions

 

(4x6x3) cm3 and (4x3x9) cm3]

ICSE VIII Maths Surface Area and Volume of Solids

The volume of the cuboid is 972mcubic.  If its length and breadth be 16m and 13.5m respectively, find its height 

CBSE VIII Maths Mensuration

The areas of 3 adjecent faces of a cuboidal box are 120 sq.cm,72sq.cm&60sq.cm respectively the length,breath,height of box is?

CBSE IX Maths Surface Areas and Volumes

A teak wood log is cut first in the form of a cuboid of length 2.3 M width 0.75 M and of a certain thickness its volume is 1.104 metre cube how many rectangular planks of size 2 metre into 0.75 m into 0.04 m can be cut from the cuboid?

ICSE IX Maths Mensuration II

The cost of papering the four wall of a room at 75 paise per square meter is ₹ 240 .The height of the room is 5 meter. Find the length and the breadth of the room, if they are in ratio 5:3.

CBSE IX Maths Surface Areas and Volumes

if v is the volume of a cuboid of dimensions l b and h and s is the surface area. Prove that 1/v = 2/s (1/l + 1/b +1/h)

ICSE IX Maths Mensuration II

The dimensions of a cinema hall are 100 m, 60 m, 15 m . How many persons can sit in the hall , if each requires 150 cm3 of air

ICSE IX Maths Mensuration II

the sum of length breadth and height of a cuboid is 38cm and the length of its diagonal is 22cm find the surface area of cuboid

CBSE IX Maths Surface Areas and Volumes

Q.24

ICSE IX Maths Mensuration II

A square brass plate of side x cm is 1mm thick and weighs 4725g.if 1cc of brass weighs 8.4g,find x

CBSE VIII Maths Mensuration

Four cubes of edge 5 cm each are placed side by side and stuck together . If the outer surface alone is painted at Rs 300 per meter square , find the cost of painting

ICSE VIII Maths

A metal cuboid of dimensions 8 cm*9 cm*10 cm is metalled and converted into a cube .What is the minimum amount of metal that has to be added or removed to make it a cube?Also,find the side of new cube thus formed

CBSE IX Maths Surface Areas and Volumes

length=12m,breadth=8m, and height=4.5m find the total surface area  

ICSE X Maths Mensuration: Cylinder, Cone and Sphere

A cubodial block of side 7cm is surmounted by a hemisphere. What is the largest diameter that the hemisphere can have? Also find the surface area of the solid.

ICSE X Maths Mensuration: Cylinder, Cone and Sphere

The length,width and height of a cuboid water tank is in a geometrical progression. Find L,W and H  of the water tank if the surface area is 216 m^2 and volume is 250 m^3 resp.

ICSE VIII Maths

The sum of length, breadth and depth of a cuboid is 18 cm and the length of its diagonal is 12 cm. Find the total surface area of the cuboid 

CBSE X Maths Surface Areas and Volumes

Rain water ,which falls on a flat rectangular surface of length 6m and breath 4m transferred into a cylindrical vessel of internal radius 20cm. What will be the height of water in the cylindrical vessel if a rainfall of 1cm has fallen?pie = 22/7

CBSE VIII Maths Mensuration

A room and ceiling is to be painted ...if the lenght breadth and height of room is 3.5 , 3 , 4.5     Find the area which is to be paintd  

CBSE VIII Maths

An iron box of 1 m. length 80cm weidth ,60 cm depth is to be made...if the box is open at the top,Find the area of iron sheet is to required to make the box..     Ans-400m^2

ICSE VIII Maths

The surface area of a cuboid is 552 cm sq. Its length and breadth are 12 cm and 9 cm respectively. Find its (a)height (b)volume?

ICSE VIII Maths

A cuboid (3cm*4cm*5cm) is cut into unit cubes.  The ratio of the total surface area of all the unit cubes to that of the cuboid is  

Junior V Maths

In calculating volume l b h is measured in meter or centimeters

CBSE VIII Maths Mensuration

The breadth, length and height of a solid wood is in the ratio 3 5 8. By what part should the lenth and height be cut off to make a cube

CBSE VIII Maths Mensuration

The whole surface area of cuboid is 214 cm^2  , volume is 210 cm^3 , and the area of base is 42 cm^2 ..find its edges ?      Ans - 7cm , 6cm , 5cm

CBSE VIII Maths Mensuration

A class room is 7m long, 6m broad and 3.5m height.  doors and windows  occupy the area of 17 sq.  m.  what is the cost of white washing the wall @2per square meter.

CBSE X Maths

Find the number of spherical lead shot each of diameter 6 ending date that can be made from a solid cuboid of lead having dimensions 24cm x 22 cm x 12 CM.  

CBSE IX Maths Surface Areas and Volumes

A small indoor greenhouse (herbarium) is made entirely of glass panes( including base) held together with tape it is 30 cm long,25 cm wide and 25 cm high What is the area of glass

ICSE VI Maths Surface Area and Volume of Solids

Sameer has 80centimeter cube. Which of the following cuboid can be made? 1)7 cm length , 9 ,cm wide and 4cm height 2) 20cm length, 4cm wide and 3 cm height 3) 5 cm length, 5cm wide and 3.5 cm height  

ICSE VIII Maths

The dimensions of a cuboid are 6cm*4cm*2cm. Draw two different nets of it  

ICSE VII Physics Physical Quantities and Measurement

Find the volume of room of length 5m and breadth 450 metre and height 4 metre in SI unit  

ICSE VII Maths Surface Area and Volume of Solids

name and define the unit in which the volume of matchbox is generally measured

CBSE IX Maths Surface Areas and Volumes

The surface area of a cuboid is 3328 m2. If its dimensions are in the ratio 4:3:2. Find the volume of cuboid.

ICSE VIII Maths Surface Area and Volume of Solids

Vishal wishes to cover a box of size 80 cm ×40cm×20cm using a square sheet of paper 40 cm^2.Find the number of sheets needed to cover the box. 

ICSE VIII Maths Surface Area and Volume of Solids

Three equal cubes are placed together in a row to form a cuboid. Find the ratio of the total surface area of the new cuboid to that of the surface area of the three cubes. 

ICSE VIII Maths Surface Area and Volume of Solids

Suman made a cuboid out of plasticine measuring 2cm by 6cm by 9cm. How many such cuboids are required to make a perfect cube? 

ICSE IX Maths Mensuration II

A cistern 6m long ,4mwide, contains water to a depth of 1m 25m , find the area of the wet surface.  

CBSE VIII Maths Mensuration

A rectangular shaped cake has the length 24cm breath 18cm and height 16 cm. This cake is cut into piece with a length 4cm breath 3 cm and height 2cm and distributes among students. A, find the volume of the cake? B. How many children will get the cake piece?

ICSE VIII Maths Surface Area and Volume of Solids

The dimensions of a cubical room are 8.6m×5.4m×4m. The room has two doors each measuring 2m by 1m and four windows each measuring 1m by 1m. What will be the cost of plastering the four walls and the ceiling at Rs. 65 per m^2?

ICSE VI Maths

We need atleatl 12 matchsticks to make a cube. If the length of each mamatchsick is 1 cm,  then what will be the leatl volume of cuboid made with 20 such matchsticks

CBSE VIII Maths Mensuration

A cuboidal tin box opened at top has dimension 20^16^14cm. What is the total area of metal sheet required to make 10 such boxes  

CBSE X Maths Surface Areas and Volumes

A wall 24m long, 0.4m thick and 6m high is constructed with the bricks each of dimensions 25cm×16cm×10cm. If the mortar occupies 1/10th of the volume of the wall,then find the number of bricks used in constructing the wall.

ICSE VIII Maths Surface Area and Volume of Solids

50 circular plates, each of radius 7 cm and thickness 12 cm are placed one above the other to form a solid right circular cylinder. Find  the total surface area and volume of the cylinder. 

ICSE VIII Maths Surface Area and Volume of Solids

If length, breadth and height of a cuboid is tripled,  1. How many times will its surface area increase? 2. How many times will its volume increase? 

CBSE X Maths Surface Areas and Volumes

In cuboid the length of its diagonal is 5√5 and sum of its length breadth and depth is 19 than find it's TSA

CBSE IX Maths Surface Areas and Volumes

What will be the surface area ,lateral surface area and diagonal of cuboid.whose length=square root of three , breath=square root of seven and the height=square root of eleven??

ICSE VII Physics Physical Quantities and Measurement

length into breadth into height of a cuboid is 7 centimetre 4cm 2cm respectively . lts volume ml is

CBSE VI Maths Mensuration

voulume of cuboid

ICSE X Maths Surface Areas and Volumes

formula of volume of cube, cuboid and cylinder

CBSE X Maths Surface Areas and Volumes

The number of planes of dimensions 4m×5m×20m that can be stored in a pit of dimensions 60m×40m×12m is 

CBSE IX Maths Surface Areas and Volumes

can you help me to answer 5question.

CBSE IX Maths Surface Areas and Volumes

CBSE IX Maths Surface Areas and Volumes

From a cylindrical wooden log of length 30 cm and base radius 7 root 2 cm, biggest cuboid of square base is made. Find the volume of wood wasted.

ICSE VIII Maths Surface Area and Volume of Solids

How much sand is needed to fill a pit. that is 10 m deep 8 m wide and 12 m long

ICSE VIII Maths Surface Area and Volume of Solids

The length, breadth and height of a room are 6m, 5.4m and 4m respectively. Find  the area of (i) 4 walls (ii) roof. Find the volume of wood required to make a closed box of external dimensions  80cm, 75cm and 60cm. the thickness of the wood is 2cm throughout. 

CBSE VIII Maths Mensuration

The walls and ceiling of a room are to be plastered with cement.if the length, breath and height of the room are respectively 4.5m,3m and 3.5m, find the area to be plastered.

CBSE IX Maths Surface Areas and Volumes

find the volume of food of a closed box whole external dimension are 50 cm ×30 cm ×25 cm and thickness of the wood pluck is 2 cm also find the weight of the box if diversity of wood is 0.05 g cm