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How many square tiles, each with a side length of \(n,\) are needed to completely cover a rectangular floor with dimensions \(l\) and \(m?\)
(1) \(n\) is a factor of both \(l\) and \(m.\)
(2) \(n\) is one half of \(l\) and one third of \(m.\)
Answer: B
Source: Princeton Review
(1) \(n\) is a factor of both \(l\) and \(m.\)
(2) \(n\) is one half of \(l\) and one third of \(m.\)
Answer: B
Source: Princeton Review
