# MCQ Questions Chapter 13 Surface areas and Volumes Class 9 Mathematics

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## Surface areas and Volumes Class 9 Mathematics MCQ Questions with Answers

Refer below for Surface areas and Volumes Class 9 Mathematics MCQ Questions with solutions. Solve MCQ questions and compare them with the answers provided below

Surface areas and Volumes Class 9 MCQ PDF downloads have been gathered for students to rehearse. Students can prepare this Class 9 Surface areas and Volumes MCQ PDF. Each question has four choices with answers. Firstly, Solve all these Questions and check your answer with the right answer. If your answers do not match with the right answer, Don’t worry try again because You need to prepare daily to score higher marks in the Class 9 Mathematics Exam.

Question. A cuboid  is 6 cm broad and 7 cm high Its total surface area is:
(a) 292 cm2
(c) 262 cm2
(b) 242 cm2
(d) 282 cm

A

Question. The volume of a cube is 512 cm3 I ts total surface a rea is:
(a) 512 cm2
(c) 384 cm2
(b) 64 cm2
(d) 256 cm

C

Question. The length of the longest pole that can be put in a room of dimensions (10 m x 10m x 5m) is
(a) 15 m
(b) 16 m
(c) 10 m
(d) 12m

A

Question. The radius of a sphere is 2r, then its volume will be
(a) 4πr3/3 unit3
(b) 4πr3 unit3
(c) 8πr3 unit3
(d) 32/3πr3 unit3

D

Question. In a cylinder, radius is doubled and height is halved, curved surface area will be
(a) halved.
(b) doubled.
(c) same.
(d) four times.

C

Question. The number of planks of dimensions  (4m x 50m x 20m) that can be stored in a pit which is 16 m long 12m wide, and 4m deep is
(a) 1900
(b) 1920
(c) 1800
(d) 1840

B

Question. If the diameter of a cylinder is 20 cm and its height is 14 cm , then its curved surface area is:
(a) 840 cm2
(b) 880 cm2
(c) 1760 cm2
(d) 890 cm

B

Question. The total surface area of a cube is 96 cm 2 The  volume of the cube is :
(a) 8 cm3
(b) 512 cm3
(c) 64 cm3
(d) 27 cm3

C

Question. The radii of two cylinders are in the ratio of 2 :3 and their heights are in the ratio of 5 :3. The ratio of their volumes is :
(a) 10:17
(b) 20:27
(c) 17:27
(d) 20:37

B

Question. Two cubes have their volumes is the ratio 8 : 125. The ratio of their surface area is:
(a) 2 : 5
(b) 4 : 125
(c) 8 : 25
(d) 4 : 25

D

Case-based MCQs

Read th e following text and answer the following qu estions on the basis of the same:
The National Service Scheme (NSS) is an indian government-sponsored public service program that aimed at developing student’s persona li ty through community service.

The volunteers of NSS erected a conical tent made of tarpaulin in a flood effected area.If vertical height and diameter of the conical tent are 3 m and 8 m, respectively and width of tarpaulin is 250 cm , then answer the following: (Use π = 3.14)

Question. What is the length of the tarpaulin used ?
(a) 25 m
(b) 15 m
(c) 20m
(d) 25.12 m

D

Question. What is the slant height of the conical tent ?
(a) 3m
(b) 6 m
(c) 5 m
(d) 7 m

C

Question. What is the area of the tarpaulin used ?
(a) 62.8 m2
(b) 66 m2
(c) 64.2 m2
(d) 68 m2

A

Question. What is the formula to calculate the curved surface of a cone?
(a) πr2/ unit2
(b) πr unit2
(c) πrl unit2
(d) 2πrl unit