Question

343 smaller but identical cubes have been put together to form a larger cube. This larger cube is now painted
on all 6 faces. How many of the smaller cubes have exactly two faces painted?
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Answer 1

Answer:

218 of the small cubes have at least one face painted.

Step-by-step explanation:

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Answer 2

Answer:

A large cube is made by 343 small cubes.

This large cube is painted on all 6 faces.

Now we have to find the number of smaller cubes having at most three painted faces.

This is explained clearly in the figure attached.

There are 8 cubes which have at most three faces painted.

Step-by-step explanation: