# IMO Level 1- Mathematics Olympiad (SOF) Class 6: Questions 686 - 692 of 1059

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## Question number: 686

» Algebra

### Question

In the value of x is

### Choices

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

a. | - 48 | |

b. | 48 | |

c. | 1 | |

d. | - 32 |

## Question number: 687

### Question

If a: b = c: d, then is equal to

### Choices

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

a. | na: mb | |

b. | m: n | |

c. | md: nc | |

d. | a: b |

## Question number: 688

» Algebra

### Question

The cloth of 91.54 m can make one dress. Then how many dresses can be made from cloth of 823.9 m?

### Choices

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

a. | 9 dresses | |

b. | 12 dresses | |

c. | 17 dresses | |

d. | 8 dresses |

## Question number: 689

### Question

The area of a square is numerically double of the perimeter of the square, then the side of square is

### Choices

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

a. | 6 | |

b. | 9 | |

c. | 8 | |

d. | 7 |

## Question number: 690

» Algebra

### Question

Rakhi travelled 4x km on by walk, 2y km by cycle and 9 km by bus. The total distance covered by Rakhi by an algebraic expression is

### Choices

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

a. | km | |

b. | km | |

c. | km | |

d. | km |

## Question number: 691

» Symmetry and Practical Geometry

### Question

To draw an angle of using a pair of compass and a ruler

### Choices

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

a. | Bisect angle between and | |

b. | Bisect angle between and | |

c. | Bisect angle between and | |

d. | All of the above |

## Question number: 692

### Question

A’s money is to B’s money as 4: 3 and B’s money is to C’s money as 9: 5. If A has Rs. 7200, C has

### Choices

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

a. | Rs. 1000 | |

b. | Rs. 3000 | |

c. | Rs. 1500 | |

d. | Rs. 1200 |