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IKMC 2006 - Grades 9-10 - Self-study Question 9

IKMC · IKMC 2006 - Grades 9-10 - Self-study

Question 9

Positive numbers a,b,c,d,e satisfy ab=2, bc=3, cd=4, de=5. What is $e/a$?
  1. $15/8$
  2. $5/6$
  3. $3/2$
  4. $4/5$
  5. Impossible to determine