# IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 51 - 55 of 1022

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## Question 51

### Question

MCQ▾The value of , where | . | is absolute value of an integer is________.

### Choices

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

a. | 0 | |

b. | 3 | |

c. | 1 | |

d. | 2 |

## Question 52

### Question

MCQ▾Which of the following statements are correct?

(1) . Every integer is rational number and every rational number is a fraction.

(2) . A rational number is positive if and are either both positive or both negative.

(3) . A rational number is negative if one of and is positive and other is negative.

(4) . If there are two rational numbers with common denominator then the one with the larger numerator is larger than the other.

### Choices

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

a. | Statements 1 and 4 are incorrect | |

b. | Statements 2 and 3 are incorrect | |

c. | Statement 1 is incorrect | |

d. | All a., b. and c. are correct |

## Question 53

## Question 54

### Question

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

### Choices

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

a. | ||

b. | ||

c. | ||

d. |

## Question 55

### Question

MCQ▾The sign of the product of two unlike integers is________.

### Choices

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

a. | Positive | |

b. | Positive or Negative | |

c. | Cannot be determined | |

d. | Negative |