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.
GRE Prep Club Team Member
Joined: 20 Feb 2017
Posts: 2506
Given Kudos: 1055
GPA: 3.39
For the 64 cubes in the figure above, there is an 8 on each of the fac
[#permalink]
09 Apr 2022, 03:00
09 Apr 2022, 03:00
1
Expert Reply
00:00
Question Stats:
71% (02:18) correct
28% (01:53) wrong based on 7 sessions
Hide Show timer Statistics
For the 64 cubes in the figure above, there is an 8 on each of the faces not shown. If horizontal layer L is rotated 90° so that its front appears on the left side of the figure and then vertical layer R is rotated 90° so that its top appears on the front of the figure, the sum of the numbers on the front of the figure will be
A. 86
B. 93
C. 97
D. 103
E. 106
Retired Moderator
Joined: 16 Apr 2020
Status:Founder & Quant Trainer
Affiliations: Prepster Education
Posts: 1546
Given Kudos: 172
Location: India
WE:Education (Education)
Re: For the 64 cubes in the figure above, there is an 8 on each of the fac
[#permalink]
06 May 2022, 01:02
06 May 2022, 01:02
1
GeminiHeat wrote:
For the 64 cubes in the figure above, there is an 8 on each of the faces not shown. If horizontal layer L is rotated 90° so that its front appears on the left side of the figure and then vertical layer R is rotated 90° so that its top appears on the front of the figure, the sum of the numbers on the front of the figure will be
A. 86
B. 93
C. 97
D. 103
E. 106
(Refer to the figure below)
Sum of the numbers on the front of the figure = 6(9) + 7(4) + 8(3) = 54 + 28 + 24 + 106
Hence, option E
Attachments
1.png [ 51.87 KiB | Viewed 1286 times ]
General Discussion
GRE Prep Club Team Member
Joined: 20 Feb 2017
Posts: 2506
Given Kudos: 1055
GPA: 3.39
Re: For the 64 cubes in the figure above, there is an 8 on each of the fac
[#permalink]
14 Apr 2022, 02:13
14 Apr 2022, 02:13
1
Expert Reply
After the first rotation we have:
6 6 6 6
8 8 8 8
6 6 6 6
6 6 6 6
After the second rotation we have:
6 6 7 6
8 8 7 8
6 6 7 6
6 6 7 6
Total = 106.
Answer = E.
6 6 6 6
8 8 8 8
6 6 6 6
6 6 6 6
After the second rotation we have:
6 6 7 6
8 8 7 8
6 6 7 6
6 6 7 6
Total = 106.
Answer = E.
