# IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 314 - 320 of 931

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## Question 314

### Question

MCQ▾The volume of the largest circular cone that can be cut of a cube whose edge is 8 cm is ________

### Choices

Choice (4) | Response | |
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a. | ||

b. | ||

c. | ||

d. |

## Question 315

### Question

MCQ▾A circular park of 80 metre diameter has a circular path just inside the boundary of width 8 metre. The area of path is ________

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Choice (4) | Response | |
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a. | ||

b. | ||

c. | ||

d. |

## Question 316

### Question

MCQ▾Which of the points A (0,3), B (1,0), C (0, -1), D (-5,0), E (1,2) do not lie on the x-axis?

### Choices

Choice (4) | Response | |
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a. | A and E only | |

b. | B, C, E | |

c. | A, C, E | |

d. | B and D only |

## Question 317

### Question

MCQ▾If the volumes of two cones are in the ratio 2: 3 and their diameters are in the ratio 3: 7, and then the ratio of their heights is ________

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Choice (4) | Response | |
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b. | ||

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d. |

## Question 318

### Question

MCQ▾The length of canvas 1.2 m wide required building a conical tent of height 14 m and also on the floor of floor area, breadth of canvas is ________

### Choices

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

a. | 490 m | |

b. | 770 m | |

c. | 665 m | |

d. | 860 m |

## Question 319

### Question

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

### Choices

Choice (4) | Response | |
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a. | ||

b. | ||

c. | ||

d. |

## Question 320

### Question

MCQ▾A rectangle with perimeter 44cm is partitioned into 5 congruent rectangles, as indicated in the diagram. The perimeter of each of the congruent rectangle is ________.

### Choices

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

a. | 24 cm | |

b. | 48 cm | |

c. | 10 cm | |

d. | 20 cm |