Question

英语数学题

On a square gameboard this is divided into n rows of n squares each, k of these squares lie along the boundary of the gameboard. Which of the following is a possible value of k?

实在不行，翻译给我也可以

Answer 1

4*（n-1）

题目问你一个n*n个小正方形组成的大正方形棋盘上有k个小正方形在棋盘边界上，问你k是几？

Answer 2

its asking in your the possibility. (n*4 -4)which is the open space lie along the boundary so the possible value for k could be any thing n times 4 subtract 4.

Answer 3

把一个方形棋盘上平均分成N个方块，其中K个小方块在这个棋盘的边上（K代表沿着这个棋盘边上的小方块的数量）。下列哪项是K的可能值？4*（n-1)