IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 1 of 1034

Question MCQ▾

The average of the two middle rational numbers if are arranged in descending order is________.

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Answer

d.

Explanation

  • Write in descending order
  • First we take value of
  • Now, in descending order we get a new series of rational numbers
  • An average of middle two numbers =

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