Arithmetic Subjective and Objective for Competitive Examinations>Chapter 24 - Volume and Surface Area>EXERCISE 24A>Q 18

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Earn 100

A tank $4 m$ long, $2 m$ wide and $1.5 m$ deep is dug in a field $22 m$ long and $14 m$ wide. If the earth dug out is evenly spread out over the remaining field, the level of the field will rise by

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Important Questions on Volume and Surface Area

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IMPORTANT

Arithmetic Subjective and Objective for Competitive Examinations>Chapter 24 - Volume and Surface Area>EXERCISE 24A>Q 19

If the length, breadth and height of a rectangular tank are in the ratio

6 : 5 : 4

and its total surface area is

3700 m^{2}

, then the depth of the tank is :

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Arithmetic Subjective and Objective for Competitive Examinations>Chapter 24 - Volume and Surface Area>EXERCISE 24A>Q 20

\frac{1}{2} m^{3}

of gold sheet is extended by hammering so as to cover an area of

1

hectare. The thickness of the sheet is :

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Arithmetic Subjective and Objective for Competitive Examinations>Chapter 24 - Volume and Surface Area>EXERCISE 24A>Q 21

In a shower,

5 cm

of rain falls. The volume of the water that falls on

2

hectares of ground, is

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IMPORTANT

Arithmetic Subjective and Objective for Competitive Examinations>Chapter 24 - Volume and Surface Area>EXERCISE 24A>Q 22

A river,

2 m

deep and

45 m

wide, is flowing at the rate of

3 k m / h

. The amount of water that runs into the sea per minute is:

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Arithmetic Subjective and Objective for Competitive Examinations>Chapter 24 - Volume and Surface Area>EXERCISE 24A>Q 23

The dimensions of an open box are

50 cm, 44 cm

and

30 cm

. Its thickness is

2 cm

. If

1 {cm}^{3}

of metal used in the box weighs

0.5 gm

, the weight of the empty box is :

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Arithmetic Subjective and Objective for Competitive Examinations>Chapter 24 - Volume and Surface Area>EXERCISE 24A>Q 24

A covered wooden box has the inner measures as

115 cm

,

75 cm, 35 cm

,and the thickness of wood is

2.5 cm

Then the volume of the wood is

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Arithmetic Subjective and Objective for Competitive Examinations>Chapter 24 - Volume and Surface Area>EXERCISE 24A>Q 25

A rectangular marble stone

28 cm

wide and

5 cm

thick weighs

112 kg

. If 1 cubic cm of marble weighs

25 gm

, then the length of given stone is :

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Arithmetic Subjective and Objective for Competitive Examinations>Chapter 24 - Volume and Surface Area>EXERCISE 24A>Q 26

An iron beam is

8 m

long,

60 cm

wide and

35 cm

high. If

1

cubic metre of iron weighs

50 kg

, what is the weight of the beam?