# IMO- Mathematics Olympiad Class 6: Questions 239 - 246 of 1049

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## Question number: 239

### Question

The expression is equivalent to , uses the ________ property.

### Choices

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

a. | Closure | |

b. | Distributive | |

c. | Identity | |

d. | Commutative |

## Question number: 240

### Question

While removing brackets the order in which the brackets are removed is

### Choices

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

a. | (), {}, [] | |

b. | {}, (), [] | |

c. | [], {}, () | |

d. | [], (), {} |

## Question number: 241

### Question

Square of any negative integer is

### Choices

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

a. | Negative | |

b. | 0 | |

c. | Depend on the nature of integer | |

d. | Positive |

## Question number: 242

### Question

The least number of square tiles that will be needed to pave a plot 135 m by 15 m is

### Choices

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

a. | 12 tiles | |

b. | 18 tiles | |

c. | 9 tiles | |

d. | 15 tiles |

## Question number: 243

### Question

The expression is equivalent to , uses the ________ property.

### Choices

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

a. | Distributive | |

b. | Identity | |

c. | Commutative | |

d. | Closure |

## Question number: 244

### Question

Which of the following set of numbers will make the number sentence true?

________ ________ ________ = 61

### Choices

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

a. | (7, 9, 2) | |

b. | (5, 10, 8) | |

c. | (9, 6, 4) | |

d. | (7, 9, 8) |

## Question number: 245

### Question

is divisible by

### Choices

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

a. | 3 & 9 | |

b. | 9 | |

c. | 7 | |

d. | 3 |

## Question number: 246

### Question

The least number which when increased by 11 is exactly divisible by 11 is

### Choices

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

a. | 43 | |

b. | 63 | |

c. | 32 | |

d. | 22 |