# IMO Level 2- Mathematics Olympiad (SOF) Class 8: Questions 307 - 311 of 315

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## Question 307

Appeared in Year: *2017*

### Question

MCQ▾Find the values of P, Q and R.

Principal | Rate of Interest | Time | Difference between C. I. and S. I. |

₹ 5000 | 10 % p. a. | 3 years | ₹ P |

₹ Q | 10 % p. a. | 2 years | ₹ 650 |

₹ 5000 | R % p. a. | 2 years | ₹ 72 |

### Choices

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

a. | P- 155, Q-9500, R-12 | |

b. | P-150, Q-9500, R-12 | |

c. | P-250, Q-6500, R-10 | |

d. | P-155, Q-65000, R-12 |

## Question 308

### Question

MCQ▾A train 120 m long passes a man, running at 9 kmph in the direction opposite to that of the train, in 5 seconds. The speed of the train is …

### Choices

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

a. | ||

b. | ||

c. | ||

d. |

## Question 309

Appeared in Year: *2017*

### Question

MCQ▾If the average of numbers is and that of numbers is , then the average of numbers is

### Choices

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

a. | ||

b. | ||

c. | ||

d. |

## Question 310

Appeared in Year: *2017*

### Question

MCQ▾If 12 men or 18 women can do a piece of work in 14 days, how long will 8 men and 16 women take to finish the work?

### Choices

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

a. | 10 days | |

b. | 9 days | |

c. | 12 days | |

d. | 14 days |

## Question 311

Appeared in Year: *2018*

### Question

MCQ▾The table shows the rate of payment in a factory.

Monday-Saturday | ₹ 30.00 per day |

Sunday | ₹ 40.00 |

Overtime | ₹ 5.00 per hour |

If Mr Gupta worked from Tuesday to Sunday and received ₹ 220, then how many hours of overtime did he work?

### Choices

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

a. | 3 hrs. | |

b. | 6 hrs. | |

c. | 4 hrs. | |

d. | 8 hrs |