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In how many ways can the letters of the word MEMBER be arranged?

Further Mathematics
WAEC 2020

In how many ways can the letters of the word MEMBER be arranged?

  • A. 720
  • B. 360
  • C. 180
  • D. 90
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Correct Answer: Option C
Explanation

No. of ways = \(\frac{6!}{2!2!}\)

= \(\frac{6 \times 5 \times 4 \times 3 \times 2!}{2 \times 1 \times 2!}\)

= 180 ways


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NECO June/July 2024 - Get offline past questions & answers - Download objective & theory, all in one app 48789
Join your school's WhatsApp group
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
Join your school's WhatsApp group
NECO June/July 2024 - Get offline past questions & answers - Download objective & theory, all in one app 48789