Direction : Study the following information carefully and answer the question given below.(i) There is a rectangular wooden block of length 4 cm, height 3 cm and breadth 3 cm.(ii) The two opposite surfaces of 4 cm × 3 cm are painted from outside by yellow colour.(iii) The other two opposite surfaces of 4 cm × 3 cm are painted from outside by red colour.(iv) The remaining two surfaces of 3 cm × 3 cm are painted from outside by green colour.(v) Now, the block is cut in such a way that cubes of 1 cm × 1 cm × 1 cm are created.
How many cubes will have atleast one coloured surface?
How many cubes will have any two colours only?
How many cubes will have all the three colours: red, yellow and green?
How many cubes will have no colour?
How many cubes will have only one colour?
Directions: All the surfaces of a cube are painted with the same color and cut in such a way that 125 small and equal cubes can be made.
What will be the number of such cubes whose surface will not be colored?
निर्देश : किसी घन की सभी सतहों को एक समान रंग से रंगा गया है तथा उसे इस प्रकार काटा गया है कि 125 छोटे-छोटे एवं बराबर घन बन सके।
ऐसे घनों की संख्या कितनी होगी, जिनकी कोई भी सतह रंगीन नहीं होगी?
What will be the number of such cubes whose only one surface is colored?
ऐसे घनों की संख्या कितनी होगी, जिनकी केवल एक सतह रंगीन होगी?
The number of such cubes will be, Whose only two surfaces will be colored?
ऐसे घनों की संख्या कितनी होगी, जिनकी केवल दो सतह रंगीन होगी?
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