# IMO- Mathematics Olympiad Class 8: Questions 264 - 269 of 1029

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## Question number: 264

» Quadrilaterals and Practical Geometry

### Question

Choose the correct statement.

### Choices

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

a. | The diagonals of a parallelogram are equal | |

b. | If the diagonals of a quadrilateral intersect at right angles, it is not necessarily a rhombus | |

c. | The diagonals of a rectangle are perpendicular to each other | |

d. | Every quadrilateral is either a trapezium or a parallelogram or a kite. |

## Question number: 265

### Question

The cost of a vehicle is Rs. 1, 50, 000. If its value depreciates at the rate of 20 % per annum then total depreciation after 3 years was________.

### Choices

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

a. | 70100 | |

b. | 72000 | |

c. | 73200 | |

d. | 71500 |

## Question number: 266

### Question

The cost of a vehicle is Rs. 1, 00, 000. If its value depreciates at the rate of 20 % per annum then total depreciation after 3 years was________.

### Choices

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

a. | 48800 | |

b. | 48100 | |

c. | 48500 | |

d. | 48200 |

## Question number: 267

### Question

A book was sold for Rs. 30.00 with a profit of 5%. If it were sold for Rs. 30.50, then what would have been the percentage of profit or loss?

### Choices

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

a. | 11.04% | |

b. | 6.75% | |

c. | 6.00% | |

d. | 10% |

## Question number: 268

» Quadrilaterals and Practical Geometry

### Question

To construct a quadrilateral uniquely, it is necessary to have the knowledge of at least________independent elements.

### Choices

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

a. | Four | |

b. | Two | |

c. | Three | |

d. | Five |

## Question number: 269

» Quadrilaterals and Practical Geometry

### Question

Any quadrilateral has ________ sides.

### Choices

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

a. | Two | |

b. | Five | |

c. | Four | |

d. | Three |