#### Chapters

Chapter 2: Parallel lines and transversals

Chapter 3: Indices and Cube root

Chapter 4: Altitudes and Medians of a triangle

Chapter 5: Expansion formulae

Chapter 6: Factorisation of Algebraic expressions

Chapter 7: Variation

Chapter 8: Quadrilateral : Constructions and Types

Chapter 9: Discount and Commission

Chapter 10: Division of Polynomials

Chapter 11: Statistics

Chapter 12: Equations in one variable

Chapter 13: Congruence of triangles

Chapter 14: Compound interest

Chapter 15: Area

▶ Chapter 16: Surface area and Volume

Chapter 17: Circle : Chord and Arc

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## Solutions for Chapter 16: Surface area and Volume

Below listed, you can find solutions for Chapter 16 of Maharashtra State Board Balbharati for Mathematics 8th Standard Maharashtra State Board.

### Balbharati solutions for Mathematics 8th Standard Maharashtra State Board Chapter 16 Surface area and Volume Practice Set 16.1 [Pages 108 - 109]

Find the volume of a box if its length, breadth and height are 20 cm, 10.5 cm and 8 cm respectively.

A cuboid shape soap bar has volume 150 cc. Find its thickness if its length is 10 cm and breadth is 5 cm.

How many bricks of length 25 cm, breadth 15 cm and height 10 cm are required to build a wall of length 6 m, height 2.5 m and breadth 0.5 m?

For rain water harvesting a tank of length 10 m, breadth 6 m and depth 3 m is built. What is the capacity of the tank? How many litre of water can it hold?

### Balbharati solutions for Mathematics 8th Standard Maharashtra State Board Chapter 16 Surface area and Volume Practice Set 16.2 [Pages 110 - 111]

In the example given below, the radius of the base of a cylinder and its height is given. Then find the curved surface area and total surface area.

r = 7 cm, h = 10 cm

In the example given below, the radius of the base of a cylinder and its height is given. Then find the curved surface area and total surface area.

r = 1.4 cm, h = 2.1 cm

In the example given below, the radius of the base of a cylinder and its height is given. Then find the curved surface area and total surface area.

r = 2.5 cm, h = 7 cm

r = 70 cm, h = 1.4 cm

r = 4.2 cm, h = 14 cm

Find the total surface area of a closed cylindrical drum if its diameter is 50 cm and height is 45 cm. (π = 3.14)

Find the area of base and radius of a cylinder if its curved surface area is 660 sqcm and height is 21 cm.

Find the area of the sheet required to make a cylindrical container which is open at one side and whose diameter is 28 cm and height is 20 cm. Find the approximate area of the sheet required to make a lid of height 2 cm for this container.

### Balbharati solutions for Mathematics 8th Standard Maharashtra State Board Chapter 16 Surface area and Volume Practice Set 16.3 [Page 112]

Find the volume of the cylinder if the height (h) and radius of the base (r) are as given below.

(1) r = 10.5 cm, h = 8 cm

(2) r = 2.5 m, h = 7 m

(3) r = 4.2 cm, h = 5 cm

(4) r = 5.6 cm, h = 5 cm

How much iron is needed to make a rod of length 90 cm and diameter 1.4 cm?

How much water will a tank hold if the interior diameter of the tank is 1.6 m and its depth is 0.7 m?

Find the volume of the cylinder if the circumference of the cylinder is 132 cm and height is 25 cm.

## Solutions for Chapter 16: Surface area and Volume

## Balbharati solutions for Mathematics 8th Standard Maharashtra State Board chapter 16 - Surface area and Volume

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Concepts covered in Mathematics 8th Standard Maharashtra State Board chapter 16 Surface area and Volume are Standard Unit of Volume, Surface Area of Cylinder, Euler's Formula, Volume of a Cylinder.

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