DIRECTIONS
(Q. 21-23): A
wooden cube is painted blue on all the four adjoining sides and green on two opposite
sides i.e. top and bottom. It is then cut at equal distances at right angles
four times vertically (top to bottom) and two times horizontally (along the sides)
as shown in the figure, where the dotted lines represent the cuts made. Study
the diagram and answer the following questions:
A) 16
B) 24
C) 27
D) 32
Correct Answer: C
Solution :
There are 9 cubes in each of the three layers. Thus there are 27 cubes in all. The figure may be analyzed by dividing it into three horizontal layers: In the top layer, the central cube has only one face painted green, the four cubes at the comer have three face painted one face green and two faces blue. The remaining four cubes have two faces painted one green and one blue.You need to login to perform this action.
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