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Question 32

In a class of 80 students, every student had to study Economics or Geography or both Economics and Geography. lf 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
1991
Question no.
#32
Type
Objective
Previous · Q31P = {2, 1,3, 9, 1/2}; Q = {1,21/2,3, 7} and R = {5, 4, 21/2}. Find P∩Q∩R Next · Q33 Which of the following is not a measure of dispersion?

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