On a certain street, there is an odd number of houses in a row. The houses in the row are painted alternately white and green, with the first house painted white. If 'n' is the total number of houses in the row, how many of the houses are painted white?
A.
(n + 1)/2
B.
(n - 1)/2
C.
n/2 + 1
D.
n/2 - 1
E.
n/2
সঠিক উত্তরঃ
A.
(n + 1)/2
Explanation:
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