# IMO Level 1- Mathematics Olympiad (SOF) Class 6: Questions 171 - 178 of 1059

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## Question 171

### Question

MCQ▾2592 is divisible by

### Choices

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

a. | 8 | |

b. | 6 | |

c. | 3 | |

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

## Question 172

### Question

MCQ▾The two numbers which have only 1 as their common factor are called

### Choices

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

a. | Twin primes | |

b. | Even numbers | |

c. | Composite | |

d. | Co-primes |

## Question 173

### Question

MCQ▾The co-prime numbers from the following pairs, is

### Choices

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

a. | 27 and 81 | |

b. | 24 and 32 | |

c. | 45 and 16 | |

d. | 18 and 26 |

## Question 174

### Question

MCQ▾Product of two integers is -96. If one of the integers is -8, then the other is

### Choices

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

a. | 0 | |

b. | 15 | |

c. | 12 | |

d. | - 14 |

## Question 175

### Question

MCQ▾The smallest number which when divided by 4,16, 32 and 40 and leaves a remainder of 3,15, 31 and 39 respectively is

### Choices

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

a. | 147 | |

b. | 239 | |

c. | 161 | |

d. | 159 |

## Question 176

### Question

MCQ▾HCF of two co-prime numbers is

### Choices

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

a. | 0 | |

b. | 2 | |

c. | 1 | |

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

## Question 177

### Question

MCQ▾The integer which is 7 more than is

### Choices

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

a. | 2 | |

b. | 4 | |

c. | ||

d. | 16 |

## Question 178

### Question

MCQ▾When a number is divided by seven, it has a remainder of 2. When it is divided by six, it has remainder of 3. What is the number?

### Choices

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

a. | 38 | |

b. | 9 | |

c. | 16 | |

d. | 44 |