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For the 64 cubes in the figure above, there is an 8 on each of the fac

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GeminiHeat
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For the 64 cubes in the figure above, there is an 8 on each of the fac [#permalink] New post   09 Apr 2022, 03:00
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71% (02:18) correct 28% (01:53) wrong based on 7 sessions

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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
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E
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KarunMendiratta
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Re: For the 64 cubes in the figure above, there is an 8 on each of the fac [#permalink] New post   06 May 2022, 01:02
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GeminiHeat wrote:
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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
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GeminiHeat
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Re: For the 64 cubes in the figure above, there is an 8 on each of the fac [#permalink] New post   14 Apr 2022, 02:13
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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.
Prep Club for GRE Bot
gmatclubot
Re: For the 64 cubes in the figure above, there is an 8 on each of the fac [#permalink]
14 Apr 2022, 02:13
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