# IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 1 of 1022

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### Question

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

### Choices

Choice (4) | Response | |
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a. |
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b. |
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c. |
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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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