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  9. Q15
Question 15

In a class of 80 students, every students had to study economics or geography, or both economics and geography, if 65 students studied economics and 50 studied geography, how many studied both subjects?

  • A.15
  • B.30
  • C.35
  • D.45
  • E.50
Objective

Question details

Exam body
WAEC
Subject
Mathematics
Year
1990
Question no.
#15
Type
Objective
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