# Ratio and Proportion (IMO- Mathematics Olympiad Class 6): Questions 35 - 39 of 80

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## Question number: 35

» Ratio and Proportion

### Question

Divide into three parts such that 7 times the first part, 5 times the second part and 2 times the third part are equal.

### Choices

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

a. | 50, 70, 175 | |

b. | 45, 70, 125 | |

c. | 70, 50, 225 | |

d. | 50, 75, 150 |

## Question number: 36

» Ratio and Proportion

### Question

The ratio of father’s age to that of his son is equal to the ratio of the mother’s age to that of her daughter. If the ages of mother, son and daughter be 48, 24 and 18 years respectively, then the age of the father is

### Choices

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

a. | 64 years | |

b. | 60 years | |

c. | 54 years | |

d. | 50 years |

## Question number: 37

» Ratio and Proportion

### Question

The ratio of child’s weight to that of his father’s weight is equal to the ratio of the child’s brother’s weight to that of his mother’s weight. If the weight of child, his brother and father be 12, 16 and 72 kg respectively, then the weight of the mother is

### Choices

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

a. | 96 kg | |

b. | 84 kg | |

c. | 94 kg | |

d. | 78 kg |

## Question number: 38

» Ratio and Proportion

### Question

A bus travels at speed of for 2 hours and a train travels at speed of for 4 hours. The ratio of their distances is

### Choices

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

a. | 6: 5 | |

b. | 2: 6 | |

c. | 25: 6 | |

d. | 6: 25 |

## Question number: 39

» Ratio and Proportion

### Question

A sum of Rs. 1300 is divided among A, B, C and D such that . Then, A’s share is

### Choices

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

a. | Rs. 240 | |

b. | Rs. 160 | |

c. | Rs. 320 | |

d. | Rs. 140 |