New Mathematics Today Class 7>Chapter 32 - Volume and Surface Area of Solids>Mental Maths>Q 1

EASY

7th ICSE

IMPORTANT

Earn 100

If the volume of a cuboid whose dimensions are $18 cm \times 10 cm \times 8 cm$ is $V {cm}^{3}$ then find $V$ .

50% studentsanswered this correctly

Important Questions on Volume and Surface Area of Solids

EASY

7th ICSE

IMPORTANT

New Mathematics Today Class 7>Chapter 32 - Volume and Surface Area of Solids>Mental Maths>Q 2

If the volume of cube of edge

6 cm

is

V {cm}^{3}

then find

V

.

EASY

7th ICSE

IMPORTANT

New Mathematics Today Class 7>Chapter 32 - Volume and Surface Area of Solids>Mental Maths>Q 3

If the surface area of cube of side

8 cm

is

k {cm}^{2}

, then find the value of

k

.

MEDIUM

7th ICSE

IMPORTANT

New Mathematics Today Class 7>Chapter 32 - Volume and Surface Area of Solids>Mental Maths>Q 4

If the volume of a cube is

729 {cm}^{3}

,find its surface area (excluding units).

MEDIUM

7th ICSE

IMPORTANT

New Mathematics Today Class 7>Chapter 32 - Volume and Surface Area of Solids>Mental Maths>Q 5

A rectangular oil tank is

5 m

high,

3 m

long and

2 m

wide.How many litres of oil can it hold?

[G i v e n 1 m^{3} = 1000 litres]

MEDIUM

7th ICSE

IMPORTANT

New Mathematics Today Class 7>Chapter 32 - Volume and Surface Area of Solids>Challenge !>Q 1

Each side of a cube is $3$ units. It is cut into cubes each of side $1$ unit. If the total surface area of all the smaller cube thus obtained is $k$ square units. Find the value of $k$

MEDIUM

7th ICSE

IMPORTANT

New Mathematics Today Class 7>Chapter 32 - Volume and Surface Area of Solids>Revision Exercise>Q 1

The perimeter of the floor of the room is

22 m

and its height is

3 m

. If the area of four walls is

A m^{2}

, then find the value of

A

.

MEDIUM

7th ICSE

IMPORTANT

New Mathematics Today Class 7>Chapter 32 - Volume and Surface Area of Solids>Revision Exercise>Q 1

The perimeter of the floor of the room is

22 m

, its height is

3 m

and the length of the floor is

6 m

. If the volume of air in the room is

k m^{3}

, then find the value of

k

.

MEDIUM

7th ICSE

IMPORTANT

New Mathematics Today Class 7>Chapter 32 - Volume and Surface Area of Solids>Revision Exercise>Q 1

If the volume of the cube is

512 m^{3}

, then its surface area is

x m^{2}

. Find

x

.