Latest Capgemini Aptitude Question SOLUTION: . A cube is given with an edge of 12 units.it is painted on all faces and then cut into smaller cubes of edge of 4 units. How many cubes will have 2 faces painted? A. 2 B. 12 C.

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(#M40164227) CAPGEMINI Logical Reasoning question Keep an EYE

. A cube is given with an edge of 12 units.it is painted on all faces and then cut into smaller cubes of edge of 4 units. How many cubes will have 2 faces painted?
A. 2
B. 12
C. 8
D. 0

Asked In Capgemini Priyanka Raut (7 years ago)

Unsolved Read Solution (27)

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Read Solution (27) :

Bhargavi  (7 years ago)

cubes having two faces painted are:
12(n-2)

where n=12/4=3
=> 12(3-2)=12

ans:12

Is this solution Helpfull? Yes (23) | No (1)  

prasad  (6 years ago)

Total no. of cubes =27

No faces are painted = 1 (center)
1 face is painted = 6 (center of 6 faces of cube)
3 faces are painted= 8 (all corner ones)
2 faces are painted= 12 (remaining ones)

Is this solution Helpfull? Yes (6) | No   

Prasanna Kumar  (7 years ago)

Answer should be 12

Is this solution Helpfull? Yes (5) | No (1)  

ajini maria john  (7 years ago)

8 is the answer

Is this solution Helpfull? Yes (5) | No (12)  

Kalpana Bhati  (7 years ago)

if an edge is of 12 unit after cutting into smaller cubes
edge of smaller cube will be of 3 unit and there will be only one cube along a edge which have 2Faces painted
total no of edges in the cube is 12
1 edge -1 cube 2 face painted
12 edges -12 face painted

Is this solution Helpfull? Yes (4) | No (2)  

Kanchana Rekha  (7 years ago)

i think 12 is the answer

Is this solution Helpfull? Yes (3) | No (2)  

SHAHZEB ASLAM  (7 years ago)

cube having two face painted are 12

Is this solution Helpfull? Yes (2) | No   

Kartik kem  (7 years ago)

12 is the answer = 4 up + 4 down + 4 middle
hint : assume it as a rubic cube.

Is this solution Helpfull? Yes (2) | No (1)  

krishanthi  (7 years ago)

8
each edge is cut into 3 parts.only the center cube from each edge will be two sides painted,so top face has four cubes with two sides painted and bottom face will have four cubes with two sides painted..totally 8 cubes are painted on two faces.

Is this solution Helpfull? Yes (2) | No (4)  

Rajaboina Radhika  (7 years ago)

12 cubes
ans is B

Is this solution Helpfull? Yes (1) | No   

Sneha CJ  (6 years ago)

Cubes having two faces painted= (x-2) *No. of edges

Here,
x=(Length of bigger cube/Length of smaller cube) ==> x=(12/4)= 3
No. of edges of the cube= 12

Therefore,
No. of two face painted cubes =(3-2)*12
=12 cubes

The answer is Option(B)==> 12

Is this solution Helpfull? Yes (1) | No   

lodangimallesh  (6 years ago)

12(n-2) with 2 faces
given edges 12,4
then n=12/4=3
12(3-2)
12(ans)

Is this solution Helpfull? Yes (1) | No   

shivangi paharia  (7 years ago)

12 as no. of cube is 27 of 4 units so having 2 faces painted is 12

Is this solution Helpfull? Yes | No   

yatin arora  (7 years ago)

12
9 cubes on base then 3 layers of 9 -9 cubes

Is this solution Helpfull? Yes | No   

Mimansa Agrawal  (7 years ago)

12 count only those at edges and cube has 12 edges

Is this solution Helpfull? Yes | No   

Varun  (7 years ago)

(12-8)/4 * 4 * 3 = 12

Is this solution Helpfull? Yes | No   

Kalpana Bhati  (7 years ago)

12 cubes willl be 2 face painted.
1 along each edge.
total no. of edge in a cube is 12

Is this solution Helpfull? Yes | No   

shubham  (7 years ago)

12 is the answer

Is this solution Helpfull? Yes | No   

Ketan Gandhare  (7 years ago)

c.For 1 layer ,4 two sides will be painted.
therefre for 3 layers 4*3=12

Is this solution Helpfull? Yes | No   

Rushikesh Dnyaneshwar Bulbule  (7 years ago)

the correct ans is 12

Is this solution Helpfull? Yes | No   

Rohit kumar Saini  (7 years ago)

1= without painted
10= 1 face painted
8 = 2 face painted
8= 3 face painted

Is this solution Helpfull? Yes | No (4)  

Tanishq Khanna  (7 years ago)

12 should be the answer. 12(n-2) where n is the number of segments in which the cube is divided

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Rohit kumar Saini  (7 years ago)

upper layer= 4, middle = 4, down= 4
total=12

Is this solution Helpfull? Yes | No   

v sharmila  (7 years ago)

8 is the answer...as if we make the cube to 4 units cube that means the cube is cut into 3 lines vertically and horizontally.

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pramod kumar  (7 years ago)

12 is the answer

Is this solution Helpfull? Yes | No   

gangadhara  (7 years ago)

12/4=3
12(3-2)=12

Is this solution Helpfull? Yes | No   

AUGUST  (6 years ago)

12
12 (12/4-2)=12

Is this solution Helpfull? Yes | No   

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