# IMO Level 2- Mathematics Olympiad (SOF) Class 8: Questions 228 - 232 of 315

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### Passage

The graph below shows the marks obtained by five pupils for their Mathematics test. Study the graph and answer the questions.

## Question 228 (2 of 2 Based on Passage)

### Question

MCQ▾Name the pupil whose marks are of Sohan՚s marks.

### Choices

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

a. | Rohit | |

b. | Tarun | |

c. | Mohit | |

d. | Sohan |

## Question 229

Appeared in Year: *2013*

### Question

MCQ▾The average age of 8 men increased by 2 years when two of them whose ages are 21 years and 23 years are replaced by two new men. The average age of the two new men is …

### Choices

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

a. | 22 years | |

b. | 28 years | |

c. | 24 years | |

d. | 30 years |

## Question 230

Appeared in Year: *2017*

### Question

MCQ▾A covered wooden box has the inner dimensions as 115 cm, 75 cm and 35 cm and the thickness of wood is 2.5 cm. The volume of the wood is

### Choices

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

a. | 81000 cu. cm | |

b. | 82125 cu. cm | |

c. | 81775 cu. cm | |

d. | All of the above |

## Question 231

Appeared in Year: *2018*

### Question

MCQ▾Add the result of (a) and (b) and find the coefficient of

(a) Subtract from .

(b) Subtract from .

### Choices

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

a. | -9 | |

b. | -5 | |

c. | 9 | |

d. | 5 |

## Question 232

Appeared in Year: *2018*

### Question

MCQ▾If the height of a cylinder becomes of the original height and the radius become half, then which of the following will be true?

### Choices

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

a. | Curved surface area of the cylinder will be of the original curved surface area. | |

b. | Curved surface area of the cylinder will be of the original curved surface area. | |

c. | Curved surface area of the cylinder will remain halved. | |

d. | Curved surface area of the cylinder will be unchanged. |