# IMO Level 1- Mathematics Olympiad (SOF) Class 4: Questions 481 - 485 of 615

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## Question 481

### Question

MCQ▾Prem bought 40 apples. He put 10 good apples in a box. From the remaining, he found out that out of every 5 apples, 2 are rotten and had to be thrown away. How many apples in the end are left with him?

### Choices

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

a. | 20 | |

b. | 18 | |

c. | 34 | |

d. | 26 |

## Question 482

Appeared in Year: *2012*

### Question

MCQ▾Riya is 17^{th} from the front in a queue. She is 19^{th} from the end. Then how many students are there in the queue?

### Choices

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

a. | 36 | |

b. | 35 | |

c. | 7 | |

d. | 20 |

## Question 483

Appeared in Year: *2012*

### Question

MCQ▾The given bar graph shows the height of five children. What is the difference between the height of the tallest child and the shortest child?

### Choices

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

a. | 105 cm | |

b. | 30 cm | |

c. | 60 cm | |

d. | 45 cm |

## Question 484

Appeared in Year: *2012*

### Question

MCQ▾Prerna bought 80 peaches. She found out that out of every 10 peaches, 2 are rotten and had to be thrown away. How many peaches in the end are left with her?

### Choices

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

a. | 56 | |

b. | 64 | |

c. | 60 | |

d. | 70 |

## Question 485

### Question

MCQ▾There are 140 people in a hall. They are divided equally into 4 groups of adults and 3 groups of children. If there are 4 children in each group, then how many adults are there in each group?

### Choices

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

a. | 60 | |

b. | 70 | |

c. | 62 | |

d. | 64 |