Number System (IMO Level 1- Mathematics Olympiad (SOF) Class 7): Questions 1 - 9 of 82
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Question number: 1
» Number System
Question
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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Question number: 2
» Number System
Question
Which integer is the additive inverse of 5?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. |
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| b. | 5 |
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| c. | 1 |
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| d. | 0 |
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Question number: 3
» Number System
Question
Which integer is the additive inverse of 1?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. |
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| b. | 3 |
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| c. | 0 |
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| d. | 1 |
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Question number: 4
» Number System
Question
Which pair of numbers does not have a product equal to 36?
Choices
| Choice (4) | Response | |
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Question number: 5
» Number System
Question
Which of the following number is prime?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 179 |
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| b. | 187 |
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| c. | 119 |
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| d. | 247 |
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Question number: 6
» Number System
Question
The value of is ________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 240 |
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| b. | 0 |
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| c. | 120 |
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| d. |
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Question number: 7
» Number System
Question
The value of , where is absolute value of an integer is________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 1 |
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| b. | 0 |
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| c. | 2 |
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| d. | 3 |
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Question number: 8
» Number System
Question
The value of , where is absolute value of an integer is________.
Choices
| Choice (4) | Response | |
|---|---|---|
| a. | 1 |
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| b. | 0 |
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| c. | 3 |
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| d. | 2 |
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Question number: 9
» Number System
Question
Which of the following is an irrational number?
Choices
| Choice (4) | Response | |
|---|---|---|
| a. |
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| b. |
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| c. | 1.50 |
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| d. | 2 |
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