# IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 840 - 844 of 1040

Access detailed explanations (illustrated with images and videos) to **1040** questions. Access all new questions we will add tracking exam-pattern and syllabus changes. *Unlimited Access for Unlimited Time*!

View Sample Explanation or View Features.

Rs. 450.00 or

How to register?

## Question number: 840

Appeared in Year: 2012

### Question

A person wants to reduce the trade tax so he calculates his profit on the sale price instead of on the cost price. In this way by selling an article for Rs. 280 he calculates his profit as what is the actual profit percentage?

### Choices

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

a. | 20.25% | |

b. | 14.86% | |

c. | 15.00% | |

d. | 16.66% |

## Question number: 841

### Question

A dog takes 4 leaps for every 5 leaps of a hare but 3 leaps of a dog are equal to 4 leaps of the hare. Compare their speeds.

### Choices

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

a. | 11: 12 | |

b. | 12: 13 | |

c. | 15: 16 | |

d. | All of the above |

## Question number: 842

### Question

The ratio of ages of Mahesh and Ramesh is 3: 5. After 12 years this ratio becomes 5: 7. What is the present age of Ramesh?

### Choices

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

a. | 30 years | |

b. | 25 years | |

c. | 10 years | |

d. | 20 years |

## Question number: 843

### Question

The cost of a Fridge is 2 times more than the cost of T. V. , If the cost of 3 T. V. and 2 Fridge is 3,50,000. Then price of the Fridge is________.

### Choices

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

a. | Rs. 50,000 | |

b. | Rs. 30,000 | |

c. | Rs. 1,00,000 | |

d. | Question does not provide sufficient data or is vague |

## Question number: 844

### Question

At 4: 00 p. m. on a sunny day, a tree 24 feet tall casts a shadow 15 feet long. At the same time, a man of 6 feet casts a shadow________feet long.

### Choices

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

a. | 4.25 feet | |

b. | 5 feet | |

c. | 4 feet | |

d. | 3.75 feet |