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Sree Shravanya
Subject: Maths
, asked on 1/3/16
A shopkeeper has 2 types of sweets one ladoo of radius 3.5 / 2 cm and another barfi of size 2 * 2 * 3 cubic cm if both are prepared with same material and have same cost per piece, then compare the volume of these and if seller prefers to sell ladoo then which value is depicted please compare this in ratio
Answer
1
Sree Shravanya
Subject: Maths
, asked on 1/3/16
if total surface area of a cube is equal to its volume than each side of the cube is
Answer
3
Atul Kuniyal
Subject: Maths
, asked on 29/2/16
A room is half as long as its broad. The cost of carpeting the room at Rs 1.40 per meter square is Rs 240.80. If one door and two Windows occupy 8 meter square, find the dimensions of the room.
Answer
1
Sree Shravanya
Subject: Maths
, asked on 29/2/16
the capacity of a tank with rectangular base is 25000 litres find the breadth of the tank if its length and height are 2.5 m snd 10 m
Answer
1
Sree Shravanya
Subject: Maths
, asked on 23/2/16
a right triangle ABC with sides 5cm 12 cm and 13 cm is revolved about the side 5 cm find the volume of solid so obtained if it is now revolved about the side 12 cm tben what would be the ratio of volume of two solids obtained in two cases
Answer
1
Sree Shravanya
Subject: Maths
, asked on 23/2/16
the volume of two sphere are in the ratio 64:343 find the ratio of their surface areas
Answer
1
Sree Shravanya
Subject: Maths
, asked on 23/2/16
The volume of a right circular cylinder of baseradius 10m is 880 metre cube find the tsa of cylinder
Answer
2
Utkarsh Gupta
Subject: Maths
, asked on 26/12/15
A rectangular container has base of length 12cm and width 9cm . A cube of edge 6cm is placed in container and then suffecient water is filled into it so that the cube is just submerged. Find the fall in level of water in the container when the cube is removed.
Answer
1
Mitali Sharma
Subject: Maths
, asked on 25/12/15
How much area of colored paper is required to completly cover a solid cubical box of edge 'x' units
Answer
1
Diwakar Jaiswal
Subject: Maths
, asked on 2/12/15
The sum of the length, breadth and depth of a cuboid is 20 cm and its diagonal is 4√5 cm, then its surface area is ?
Answer
1
Muskan
Subject: Maths
, asked on 11/11/15
R.D
Chapter
Surface are and volume of a cube and cuboid
Page no 18.13
Example 23
Answer
1
Anisha
Subject: Maths
, asked on 4/11/15
A cuboidal room has a total surface area of 800 m2 and lateral surface area of 300m2 .Find the area of the base.
Answer
2
Luxxie
Subject: Maths
, asked on 21/3/15
a wooden bookshelf has external dimensions as follows:
height=110 cm
depth=25 cm
breadth=85 cm
the thickness of the plank is 5 cm everywhere. the external faces are to be polished and the internal faces of the shelf are to be painted. if the rate of polishing is 20p. per cm^2 and the rate of painting is 10p. per cm^2 , find the total expenses of polishing and painting the surface of the bookshelf
Answer
2
Krishna Priya Parpalli
Subject: Maths
, asked on 12/3/15
a solid cube is cut into 2 cuboids of equal volume find the ration between the total surface
area of the cube and that of one of the cuboids
Answer
1
Hardik Dasila
Subject: Maths
, asked on 11/3/15
The outer dimensions of a closed wooden box are 10 cm by 8 cm by 7 cm.Thickness of the wood is 1 cm. Find the total cost of the wood required to make box if 1 cm
3
of wood costs Rs 2.00.
Answer
2
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What are you looking for?
Chapter
Surface are and volume of a cube and cuboid
Page no 18.13
Example 23
height=110 cm
depth=25 cm
breadth=85 cm
the thickness of the plank is 5 cm everywhere. the external faces are to be polished and the internal faces of the shelf are to be painted. if the rate of polishing is 20p. per cm^2 and the rate of painting is 10p. per cm^2 , find the total expenses of polishing and painting the surface of the bookshelf
area of the cube and that of one of the cuboids