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  9. Q24
Question 24

Given that \(^{n}P_{r} = 90\) and \(^{n}C_{r} = 15\), find the value of r.

  • A.2
  • B.3
  • C.5
  • D.6
Objective

Question details

Exam body
WAEC
Subject
Further Mathematics
Year
2012
Question no.
#24
Type
Objective
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