# IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 745 - 752 of 931

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## Question 745

### Question

MCQ▾Smarat purchased 100 reams of papers at Rs. 50 per ream. He spent Rs. 300 on transportation, paid octroi at the rate of 20 paise per ream and paid Rs. 80 to the coolie. If he wants to have a gain of , what must be the selling price per ream?

### Choices

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

a. | Rs. 90.6 | |

b. | Rs. 59.4 | |

c. | Rs. 64.5 | |

d. | Rs. 89.4 |

## Question 746

## Question 747

## Question 748

### Question

MCQ▾Choose from amongst the alternatives the box that shall be formed by folding this figure

### Choices

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

a. | ||

b. | ||

c. | ||

d. |

## Question 749

### Question

MCQ▾The product of the ages of Mihir and Niyati is 240. If twice the age of Niyati is more than Mihir’s age by 4 years what is Niyati’s age in years?

### Choices

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

a. | 10 years | |

b. | 12 years | |

c. | 14 years | |

d. | 20 years |

## Question 750

## Question 751

## Question 752

### Question

MCQ▾A train 100 meters long takes 6 seconds to cross a man walking at 5 km/h in the direction opposite to that of the train. The speed of the train is ________

### Choices

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

a. | 47 km/hr | |

b. | 55 km/hr | |

c. | 51 km/hr | |

d. | 76 km/hr |