# Ratio and Proportion (IMO- Mathematics Olympiad Class 6): Questions 1 - 7 of 80

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## Question number: 1

» Ratio and Proportion

### Question

A bus travels 126 km in 3 hours and a train travels 315 km in 5 hours. The ratio of their speeds is

### Choices

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

a. | 1: 3 | |

b. | 3: 5 | |

c. | 2: 3 | |

d. | 126: 315 |

## Question number: 2

» Ratio and Proportion

### Question

In a quiz program, the ratio of correct answers to incorrect answers is 5: 2. If 16 incorrect answers are given, then the number of correct answers given is

### Choices

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

a. | 40 | |

b. | 20 | |

c. | 30 | |

d. | 80 |

## Question number: 3

» Ratio and Proportion

### Question

If 12 men can do a piece of work in 18 days, in how many days will 8 men complete it?

### Choices

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

a. | 10 days | |

b. | 27 days | |

c. | days | |

d. | 12 days |

## Question number: 4

» Ratio and Proportion

### Question

What number should be added to each of the numbers 22, 46, 34 and 70 so that the remainders may be proportional?

### Choices

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

a. | 2 | |

b. | 1 | |

c. | 3 | |

d. | 6 |

## Question number: 5

» Ratio and Proportion

### Question

Cost of a toffee is 50 paisa and cost of a chocolate is Rs. 10, then the ratio of the cost of a toffee to the cost of a chocolate is

### Choices

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

a. | 5: 1 | |

b. | 20: 1 | |

c. | 1: 5 | |

d. | 1: 20 |

## Question number: 6

» Ratio and Proportion

### Question

What number should be subtracted from each of the numbers 45, 67, 53 and 79 so that the remainders may be proportional?

### Choices

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

a. | 6 | |

b. | 3 | |

c. | 2 | |

d. | 1 |

## Question number: 7

» Ratio and Proportion

### Question

A’s money is to B’s money as 4: 5 and B’s money is to C’s money as 2: 3. If A has Rs. 800, C has

### Choices

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

a. | Rs. 1500 | |

b. | Rs. 2000 | |

c. | Rs. 1000 | |

d. | Rs. 1200 |