Number Magic a textbook of Mathematics 8>Chapter 27 - Multiple-Choice Questions>MULTIPLE-CHOICE QUESTIONS>Q 6

MEDIUM

8th CBSE

IMPORTANT

Earn 100

The edge of a cube whose volume is equal to the volume of a cuboid of dimensions $80 cm \times 75 cm \times 36 cm$ is

100% studentsanswered this correctly

Important Questions on Multiple-Choice Questions

HARD

8th CBSE

IMPORTANT

Number Magic a textbook of Mathematics 8>Chapter 27 - Multiple-Choice Questions>MULTIPLE-CHOICE QUESTIONS>Q 7

The volume of a cube whose diagonal is

5 \sqrt{3} cm

is

EASY

8th CBSE

IMPORTANT

Number Magic a textbook of Mathematics 8>Chapter 27 - Multiple-Choice Questions>MULTIPLE-CHOICE QUESTIONS>Q 8

A rectangular pit of dimensions

15 m \times 12 m \times 30 m

is dug and the earth taken out is disposed off in a carrier which can carry a maximum load of

540 m^{3}

of earth. The least number of rounds the carrier has to make to dispose off the earth dug is

MEDIUM

8th CBSE

IMPORTANT

Number Magic a textbook of Mathematics 8>Chapter 27 - Multiple-Choice Questions>MULTIPLE-CHOICE QUESTIONS>Q 9

What is the number of cubes of edge

10 cm

that can be placed in a cube of edge

1 m

MEDIUM

8th CBSE

IMPORTANT

Number Magic a textbook of Mathematics 8>Chapter 27 - Multiple-Choice Questions>MULTIPLE-CHOICE QUESTIONS>Q 10

The edges of a cuboid are in the ratio

1 : 2 : 3

and its surface area is

88 {cm}^{2}

. The volume of the cuboid is

EASY

8th CBSE

IMPORTANT

Number Magic a textbook of Mathematics 8>Chapter 27 - Multiple-Choice Questions>MULTIPLE-CHOICE QUESTIONS>Q 11

If each side of a cube is doubled then its surface area

EASY

8th CBSE

IMPORTANT

Number Magic a textbook of Mathematics 8>Chapter 27 - Multiple-Choice Questions>MULTIPLE-CHOICE QUESTIONS>Q 12

The number of litres that a cuboidal water tank of dimensions

6 m \times 5 m \times 4.5 m

can hold is

MEDIUM

8th CBSE

IMPORTANT

Number Magic a textbook of Mathematics 8>Chapter 27 - Multiple-Choice Questions>MULTIPLE-CHOICE QUESTIONS>Q 13

How many bricks each measuring

22 cm \times 14 cm \times 5 cm

will be needed to build a wall

33 m

long,

2.8 m

high and

50 cm

thick, if

10 %

of the wall is filled with mortar.

MEDIUM

8th CBSE

IMPORTANT

Number Magic a textbook of Mathematics 8>Chapter 27 - Multiple-Choice Questions>MULTIPLE-CHOICE QUESTIONS>Q 14

A cuboidal water reservoir contains

162800

litres of water. If the length of reservoir is

8 m

and its breadth is

5.5 m

the depth of the reservoir is