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Cube Questions

Practice 30 Cube questions with detailed answers and explanations. Free MCQs, PYQs, and mock test questions for NEET, JEE, GATE, SSC and more.

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30
Total Questions
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3
Easy
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24
Medium
🔴
3
Hard
Practice by Exam:Quantitative Aptitude(21)Mathematics(5)Mathematics and Science(3)Reasoning(1)

About Cube — practice questions, PYQs & concepts

Cube is a frequently-tested topic on Quantitative Aptitude, Mathematics, Mathematics and Science. ExamTest.live currently lists 30 Cube questions spanning previous-year papers from 2017 to 2026, each with worked solutions and a step-by-step explanation. Use the filters on this page to focus on a specific exam, difficulty level or year — every answer key is free, no sign-up required.

Cube weight in competitive exams

Across our Cube question bank, the largest sources are Quantitative Aptitude (21), Mathematics (5), Mathematics and Science (3) and Reasoning (1). Click any exam chip above to drill down to that exam-specific question set.

How to use this page

  • Start easy: 3 easy Cube questions are available — build fluency before moving up.
  • Target weak years: Use the year filter to focus on the most recent 2026 paper or older PYQs you have not attempted.
  • Time yourself: Every question shows the average solve time so you can benchmark your speed against other students.
  • Read every explanation: Even on questions you got right — the explanation often surfaces a faster approach you can reuse.

All Cube Questions(1–30 of 30)

Filter:
Q1mediummcqMathematicsMathematics Mock Test - 12026
0% accuracy
Find the rate of change of the volume of a cube when the side of the cube is , given that the side is changing at a rate of .
Q2mediummcqQuantitative AptitudeCompetitive Exam 20262026
33% accuracy
The difference between the total surface area and lateral surface area of a cube, if side of the cube is 11cm (in square cm), is ___________.
Q3mediummcqMathematicsMathematics Mock Test - 22026
0% accuracy
If is the acute angle between the diagonals of a cube, then which one of the following is correct?
Q4mediummcqQuantitative AptitudeSSC CGL2026
0% accuracy
The volume of a cube is . Find its side (in ).
Q5mediummcqQuantitative AptitudeCompetitive Exam2026
0% accuracy
What is the side of a cube (in metres) in which an iron rod of maximum length can be put?
Q6mediummcqQuantitative AptitudeCompetitive Exam2026
0% accuracy
The diagonal of a cubical block of wood is
192

​
cm. Find its volume.
Q7hardmcqQuantitative AptitudeSSC CGL2026
0% accuracy
A sphere and a cube have equal surface areas. The ratio of the volume of the sphere to that of the cube is:
Q8mediummcqQuantitative AptitudeCompetitive Examination2026
If the edge of a cube is increased by , then the percentage increase in its surface area is:
Q9mediummcqQuantitative AptitudePrepp2026
The length of the largest possible rod that can be placed in a cubical room is . The surface area (in ) of the largest possible sphere that fit within the cubical room is: [Use ]
Q10mediummcqMathematicsCompetitive Exam2026
The percentage increase in the surface area of a cube when each side doubled is
Q11mediummcqQuantitative AptitudeCompetitive Exams2026
If the numerical values of the total surface area and the volume of a cube are equal, then the length of its diagonal is
Q12mediummcqMathematicsCompetitive Exams2026
What is the volume of the cube (in cubic ) whose diagonal measures ?
Q13mediummcqQuantitative AptitudeCompetitive Exam2026
The volume of a cube is 64cm
3
. The total surface area of the cube is:
Q14mediummcqReasoningPractice Test2026
Study the following positions of a dice and determine how many dots are there on the dice face opposite the one with three dots.

image
Q15mediummcqQuantitative AptitudeStaff Selection Commission2026
The total surface area of a cube is 181.5cm
2
. Find its side (in cm).
Q16mediummcqQuantitative AptitudeStaff Selection Commission2026
If the length of the diagonal of a cube is 16
3

​
cm, what is its lateral surface area (in sq cm)?
Q17mediummcqQuantitative AptitudeCompetitive Exam2026
What is the volume of a cube whose side is long?
Q18easymcqMathematicsUPTET 2021 Memory Based Paper 12026
If the diagonal of a cube is , then its total surface area is:
Q19mediummcqQuantitative AptitudePractice Test2026
If the volume of a cube is given as 12167cm
3
, then the surface area of the cube will be:
Q20mediummcqQuantitative AptitudeCompetitive Exam2026
Three solid iron cubes of edges 8 cm, 10 cm and 12 cm are melted together to make a new cube. It is observed that 496 cm³ of the melted material is lost due to improper handling. The area (in cm²) of the whole surface of the newly formed cube is:
Q21mediummcqQuantitative AptitudeCompetitive Exam2026
If diagonal of a cube is
108

​
 cm, then the volume (in cm
3
) of the cube is:
Q22easymcqQuantitative AptitudeSSC CGL2026
The largest sphere is carved out of a cube of side . What is the volume of the sphere in ? (Take )
Q23mediummcqQuantitative AptitudeCompetitive Exam2026
Find the total surface area of a cube whose volume is 64cm
3
.
Q24mediummcqQuantitative AptitudeCompetitive Exam2026
A cube has a surface area of 5400square units. Its volume would increase approximately _______ if the side is increased by 5units.
Q25mediummcqQuantitative AptitudeCompetitive Exams2026
The diagonal of a cube is 5
3

​
cm. Find the surface area of the cube.
Q26mediummcqQuantitative AptitudeCompetitive Exam2026
The total surface area of a cube is . What is the length of its diagonal?
Q27mediummcqQuantitative AptitudeCompetitive Exam2026
A solid metallic sphere of radius 4 cm is melted and recast into 4 identical cubes. What is the side of the cube?
Q28easymcqMathematics and ScienceUPTET Paper 2 (Maths & Science)2018
If each edge of a cube is doubled, then the percentage increase in its total surface area is
Q29hardmcqMathematics and ScienceUPTET Paper 2 (Maths & Science)2017
A right circular cylinder of maximum volume is cut from a solid cube of edge 14cm. The total surface area of the cylinder is
Q30hardmcqMathematics and ScienceUPTET Paper 2 (Maths & Science)2017
A right circular cylinder of maximum volume is cut from a solid cube of edge . The total surface of the cylinder is

Frequently Asked Questions

How many Cube questions are on ExamTest.live?▼
We have 30 Cube questions spread across 1 pages, covering easy, medium, and hard difficulty levels with detailed explanations.
Are Cube MCQs free?▼
Yes. All Cube questions, answers, and explanations on ExamTest.live are completely free. No account or subscription required.
Which exams include Cube questions?▼
Cube questions are commonly asked in Quantitative Aptitude, Mathematics, Mathematics and Science, Reasoning. You can filter by exam using the links above.
How do I practice Cube questions effectively?▼
Start with easy questions to build confidence, then tackle medium and hard ones. Use the filter buttons to sort by difficulty. Reveal the answer only after attempting each question, and read the explanation thoroughly.