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Question:
2019 Winter Final - 4
Author: Michiel Smid
Consider the sets $A = \{1,2,...,10\}$ and $B = \{1,2,...,14\}$. Let $S = \{(x,y) : x \in A, y \in B\}$. An element $(x,y)$ of $S$ is
awesome
, if $x$ is even or $y$ is even. What is the number of awesome elements in $S$?
(a)
104
(b)
105
(c)
106
(d)
107
COMP 2804: Discrete Structures II
COMP 2804 Final Exam