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Question 24

"Thirty boys and x girls sat for a test. The mean of the boys' scores and that of the girls were respectively 6 and 8. Find x if the total score was 468.

  • A.38
  • B.24
  • C.36.
  • D.22
  • E.41
Objective

Question details

Exam body
UI
Subject
Mathematics
Year
2011/2012
Question no.
#24
Type
Objective
Previous · Q23The weights of 30 new-born babies are given as follows: 6, 9, 5, 7, 6, 7, 5, 8… Next · Q25 Two fair dice are rolled. What is the probability that both show up the same…

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