# IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 522 - 527 of 1022

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## Question 522

### Question

MCQ▾There is 25 liters oil in red container and 35 more liters oil in black container. What is the ratio of oil in black container to the total liters of oil in both containers?

### Choices

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

a. | 19: 14 | |

b. | 15: 9 | |

c. | 9: 14 | |

d. | 14: 19 |

## Question 523

### Question

MCQ▾The cost price of a pair of sandal is Rs. 3600 and the profit percent is . Find the selling price of the watch.

### Choices

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

a. | Rs. 4510 | |

b. | Rs. 5200 | |

c. | Rs. 4450 | |

d. | Rs. 3420 |

## Question 524

### Question

MCQ▾The total cost of 3 tables and 2 chairs is Rs. 745. If one table costs Rs. 40 more than one chair, find the price of each table and chair respectively.

### Choices

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

a. | Rs. 120, Rs. 80 | |

b. | Rs. 160, Rs. 120 | |

c. | Rs. 200, Rs. 160 | |

d. | Rs. 165, Rs. 125 |

## Question 525

### Question

MCQ▾Mahi uses 120 pearls to make 5 necklaces. How many of the same type of necklaces can Mahi make with 360 pearls?

### Choices

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

a. | 15 | |

b. | 60 | |

c. | 240 | |

d. | 12 |

## Question 526

### Question

MCQ▾When Shreya travelled 68 km she found that of the entire journey was still left. The length of the total journey is

### Choices

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

a. | 106 km | |

b. | 102 km | |

c. | 109 km | |

d. | 130 km |

## Question 527

### Question

MCQ▾A drum of kerosene oil is full. When 15 liters of oil is drawn from it, it is full. The capacity of the drum is ________.

### Choices

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

a. | Can’t be determined | |

b. | 60 liters | |

c. | 90 liters | |

d. | 45 liters |