alleryHow are building floors below the ground floor numbered?
AWith letters only
BWith negative numbers
CWith fractions
DWith repeated zeros
Answer & Solution
Correct answer: B. With negative numbers
1. The ground floor acts as the zero level.
2. Floors above are positive and floors below use negative numbers.
3. Letters, fractions or zeros do not give a clear order.
_Source: Wikipedia, Negative number, Other_
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