# IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 244 - 250 of 931

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## Question 244

### Question

MCQ▾In the figure, and , then

### Choices

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

a. | ||

b. | ||

c. | ||

d. |

## Question 245

### Question

MCQ▾A rectangular field has its length and breadth in the ratio . Its area is 3.75 hectares. The cost of fencing it at ₹ 5 per meter is ________

### Choices

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

a. | ₹ 1000 | |

b. | ₹ 400 | |

c. | ₹ 500 | |

d. | ₹ 4000 |

## Question 246

### Question

MCQ▾On plotting the points A (3,3) , B (9,3) , C (12,10) , D (5,10) and joining AB, BC, CD, DA Which of the following figure is obtained?

### Choices

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

a. | Hexagon | |

b. | Triangle | |

c. | Cross | |

d. | Parallelogram |

## Question 247

### Question

MCQ▾The and are right angles. If , and , then the length of QR and QS respectively is ________

### Choices

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

a. | 15 cm, 16 cm | |

b. | 25 cm, 12 cm | |

c. | 15 cm, 12 cm | |

d. | 16 cm, 15 cm |

## Question 248

### Question

MCQ▾If the altitude of an equilateral triangle is , its area is ________

### Choices

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

a. | ||

b. | ||

c. | ||

d. |

## Question 249

### Question

MCQ▾The Point identified in figure by the Coordinates (-6,4) is ________

### Choices

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

a. | W | |

b. | Z | |

c. | X | |

d. | Y |

## Question 250

### Question

MCQ▾A triangle and a trapezoid are equal in area. They also have the same altitudes. If the base of the triangle is 18 inches, the mean of the parallel sides of the trapezoid is ________

### Choices

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

a. | 18 inches | |

b. | 9 inches | |

c. | Not obtained from this data | |

d. | 36 inches |