I have trouble understanding the MEANING of each question...(adsbygoogle = window.adsbygoogle || []).push({});

How many ways are there of picking out the name ELLE from the following table by moving from each letter to an adjacent letter ( up or down, left or right, and diagonal steps are allowed, but the same must not be used twice in one ELLE)?

E E E E

E L L E

E L L E

E E E E

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A cube with edge of length N is painted. The cube is then divided into N^3 cubes of the same size. Among these small cubes, there are some which do not have a painted face, some which have one, two or three painted faces. For what value of N is the number of small cubes which have do NOT have a painted face equal to the number of small cubes which have only one painted face?

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# Homework Help: Maths Problem

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