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If p and q are two non zero numbers and 18(p+q) = (18+p)q, which of...

Mathematics
JAMB 2010

If p and q are two non zero numbers and 18(p+q) = (18+p)q, which of the following must be true?

  • A. q = 18
  • B. p <1
  • C. p = 18
  • D. q < 1
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Correct Answer: Option A
Explanation

If 18(p + q) = (18 + p)q

then 18p + 18q = 18q + pq

18p = pq \(\implies\) q = 18.

There is an explanation video available below.

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Explanation Video

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