# IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 808 - 813 of 1040

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## Question number: 808

### Question

Find the length of the longest pole that can be placed in a room 11 m long, 6 m broad and 8 m high.

### Choices

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

a. | 11 meter | |

b. | 14 meter | |

c. | 15 meter | |

d. | 10 meter |

## Question number: 809

### Question

Mansi gets 3 marks for each correct answer and loses 1 marks for each wrong answer. He attempts 100 problems and obtains 60 marks. The number of problem incorrect is________.

### Choices

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

a. | 50 | |

b. | 60 | |

c. | 40 | |

d. | 10 |

## Question number: 810

Appeared in Year: 2012

### Question

On the April 1,2012 Megha’s salary increased from Rs. 10,000 to Rs. 16,000. Simultaneously the rate of income tax decreased by 37.5%. So the amount of income tax paid by Megha remains constant, what is the amount of income tax paid by her?

### Choices

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

a. | Rs 2000 | |

b. | Rs 1000 | |

c. | Rs 3000 | |

d. | None of the above |

## Question number: 811

### Question

Two bills of Rs. 6075 and Rs. 8505 respectively are to be paid by cheques of the same amount. What will be the largest possible amount of each cheque?

### Choices

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

a. | Rs 1340 | |

b. | Rs. 1215 | |

c. | Rs 1223 | |

d. | None of the above |

## Question number: 812

### Question

Reena correctly answered 40 % of the questions in a maths test contained exactly 60 questions. How many of the questions did he answer incorrectly?

### Choices

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

a. | 34 | |

b. | 36 | |

c. | 38 | |

d. | 35 |

## Question number: 813

### Question

Amit wrongly answered 30 % of the questions in a chemistry test contained exactly 100 questions. How many of the questions did he answer correctly?

### Choices

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

a. | 40 | |

b. | 60 | |

c. | 50 | |

d. | 70 |