GRE Prep Club Daily Prep
Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Daily Prep Questions via email.
Customized
for You
Track
Your Progress
Practice
Pays
Not interested in getting valuable practice questions and articles delivered to your email? No problem, unsubscribe here.
the total surface area of the cylinder in the diagram
[#permalink]
27 Aug 2022, 03:52
27 Aug 2022, 03:52
Expert Reply
1
Bookmarks
00:00
Question Stats:
61% (01:03) correct
38% (01:01) wrong based on 21 sessions
Hide Show timer Statistics
Attachment:
GRE Prep Club Geometry challenge (2).jpg [ 11.08 KiB | Viewed 1643 times ]
Quantity A |
Quantity B |
the total surface area of the cylinder in the diagram |
82 cm^2 |
A. Quantity A is greater
B. Quantity B is greater
C. The two quantities are equal
D. The relationship cannot be determined from the information given
Part of the project: GRE Quantitative Comparison GEOMETRY+Tricky Questions - Special Summer Edition (2022)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
GRE Math Essentials (2022)
GRE Geometry Formulas
GRE - Math Book
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
GRE Math Essentials (2022)
GRE Geometry Formulas
GRE - Math Book
Re: the total surface area of the cylinder in the diagram
[#permalink]
03 Sep 2022, 14:52
03 Sep 2022, 14:52
Can someone please explain why it says the correct answer is B?
the total surface area of the cylinder in the diagram
[#permalink]
Updated on: 05 Sep 2022, 10:25
Updated on: 05 Sep 2022, 10:25
1
The curved Surface area is
2 * pie * r * h = 24 * pie
For the openings or lids,
Area of two circles = 2 * pie * r^2
T.S.A = 26 * pie = 81.68 m^2
The option B might be incorrectly mentioned in cm instead of meters
2 * pie * r * h = 24 * pie
For the openings or lids,
Area of two circles = 2 * pie * r^2
T.S.A = 26 * pie = 81.68 m^2
The option B might be incorrectly mentioned in cm instead of meters
Originally posted by eltonpereira on 05 Sep 2022, 09:56.
Last edited by eltonpereira on 05 Sep 2022, 10:25, edited 1 time in total.
Last edited by eltonpereira on 05 Sep 2022, 10:25, edited 1 time in total.
