# IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 101 - 107 of 1042

Access detailed explanations (illustrated with images and videos) to **1042** questions. Access all new questions- tracking exam pattern and syllabus. View the complete topic-wise distribution of questions. *Unlimited Access, Unlimited Time, on Unlimited Devices*!

View Sample Explanation or View Features.

Rs. 450.00 -OR-

How to register? Already Subscribed?

## Question 101

## Question 102

### Question

MCQ▾A motor boat covers a certain distance downstream in a river in 1 hours. It covers the same distance upstream in 5 hours. The speed of the water is 6.0 km/hr. The speed of the boat in still water is_.

### Choices

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

a. | 5 km/hr | |

b. | 9 km/hr | |

c. | 11 km/hr | |

d. | 19.5 km/hr |

## Question 103

### Question

MCQ▾A number 125 is divided into two parts in the ratio 2: 3. The product of the number is_.

### Choices

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

a. | 1550 | |

b. | 3211 | |

c. | 1250 | |

d. | 3750 |

## Question 104

### Question

MCQ▾If the angles of a triangle are in the ratio 2: 4: 6, then the summation of the greatest and smallest angles is_.

### Choices

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

a. | ||

b. | 60 | |

c. | ||

d. |

## Question 105

### Question

MCQ▾Of a number divided by of a square of same number make . The number is_.

### Choices

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

a. | 25 | |

b. | 20 | |

c. | 50 | |

d. | 75 |

## Question 106

### Question

MCQ▾5 years ago a father’s age is 3 times greater to his son’s age. In present age of a son is 15 years then how old the father is?

### Choices

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

a. | 47 years | |

b. | 44 years | |

c. | 40 years | |

d. | 35 years |

## Question 107

### Question

MCQ▾Find two consecutive negative integer, whose product is 90.

### Choices

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

a. | ||

b. | ||

c. | ||

d. |