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. |
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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