# IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 478 - 484 of 1042

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## Question 478

### Question

MCQ▾The ratio of radii of two cylinders is 1: and heights are in the ratio 3: 2. The ratio of their volume is________.

### Choices

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

a. | 3: 4 | |

b. | 2: 3 | |

c. | 1: 4 | |

d. | 1: 2 |

## Question 479

### Question

MCQ▾The surface areas of the six faces of a rectangular solid are 6, 6, 8,8, 12 and 12 square centimeters. The volume of the solid, in cubic centimeters is________.

### Choices

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

a. | ||

b. | ||

c. | ||

d. |

## Question 480

### Question

MCQ▾Surface area of a cube with edge = 2 cm is________.

### Choices

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

a. | ||

b. | ||

c. | ||

d. |

## Question 481

### Question

MCQ▾Find the surface area of a cylinder with diameter of base 6 cm and height 40 cm.

### Choices

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

a. | 1261 | |

b. | 1263 | |

c. | 1262 | |

d. | 1200 |

## Question 482

### Question

MCQ▾A square garden measuring 6 m on a side is surrounded by a 1.5 m wide path. What is the area of the path?

### Choices

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

a. | ||

b. | ||

c. | ||

d. |

## Question 483

### Question

MCQ▾A cylindrical tower is 5 meters in diameter and 10 meters height. The cost of white washing its curved surface at 25 paisa per is

### Choices

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

a. | 40 | |

b. | 24 | |

c. | 37 | |

d. | 39 |

## Question 484

### Question

MCQ▾The surface areas of the six faces of a rectangular solid are 1, 1, 9,9, 25 and 25 square centimeters. The volume of the solid, in cubic centimeters is________.

### Choices

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

a. | ||

b. | ||

c. | ||

d. |