In city there are 50 squares (including dead ends). Among these squares, m squares are there each of which is adjacent to odd number of roads. Then which of the following is impossible for the value of m?

In city there are 50 squares (including dead ends). Among these square

1.	In city there are 50 squares (including dead ends). Among these squares, m squares are there each of which is adjacent to odd number of roads. Then which of the following is impossible for the value of m?
A.	10
B.	2
C.	0
D.	15
Answer» E.

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In city there are 50 squares (including dead ends). Among these squares, m squares are there each of which is adjacent to odd number of roads. Then which of the following is impossible for the value of m?

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