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In an 8-floor block, Vimal is on floor 2 and Wali on 6. Xia lives exactly midway. What is Xia's floor?

A4
B6
C3
D5
Answer & Solution
Correct answer: A. 4
The midpoint of floors 2 and 6 is (2 + 6) / 2, which is floor 4.
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