# Mathematics-Number Systems [NSTSE (National Science Talent Search Exam- Unified Council) Class 9]: Questions 1 - 7 of 133

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## Question 1

### Question

MCQ▾The average of the middle two rational numbers if are arranged in ascending order is

### Choices

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

b. | ||

c. | ||

d. |

## Question 2

### Question

MCQ▾The product of two rational numbers is . If one of the number is , then the other number is

### Choices

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

b. | ||

c. | ||

d. |

## Question 3

### Question

MCQ▾The greatest among is

### Choices

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

b. | ||

c. | ||

d. | Question does not provide sufficient data or is vague |

## Question 4

### Question

MCQ▾If both ‘a’ and ‘b’ are rational numbers then ‘a’ and ‘b’ from the following are

### Choices

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

b. | ||

c. | ||

d. |

## Question 5

### Question

MCQ▾If x: Every fraction is a rational number and y: Every rational number is a fraction, then which of the following is correct?

### Choices

Choice (4) | Response | |
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a. | x is True and y is False | |

b. | x is False and y is True | |

c. | Question does not provide sufficient data or is vague | |

d. | None of the above |

## Question 6

## Question 7

### Question

MCQ▾Which of the following statement is false?

### Choices

Choice (4) | Response | |
---|---|---|

a. | Every fraction is a rational number | |

b. | Every rational number is a fraction | |

c. | Every integer is a rational number | |

d. | All of the above |