Which number replaces the question mark?
...Which number replaces the question mark?
24
18
0
9
Correct answer is C
In each row, the left hand number equals the total of the even valued letters in the middle box, and the right hand number equals the total of the odd valued letters in the middle box.
Which number replaces the question mark? ...
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Which letter replaces the question mark? ...
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Which letter replaces the question mark? ...
Which grid replaces the question mark? ...
Which picture cube does this shape make? ...
What time should the last watch show? ...