# IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 455 - 461 of 1022

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## Question 455

## Question 456

## Question 457

### Question

MCQ▾Monika answered of the questions on her quiz correctly. What percent of the questions did she answer correctly?

### Choices

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

a. | 25 % | |

b. | 50 % | |

c. | 75 % | |

d. | 34 % |

## Question 458

### Question

MCQ▾Komal has certain amount in his account. She gives three-fifth of this to her brother and one half of the remaining to her sister. The amount left with her now is ________.

### Choices

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

a. | of the original | |

b. | of the original | |

c. | of the original | |

d. | of the original |

## Question 459

### Question

MCQ▾Radhika can cook food for 5 persons in 45 minutes. Then how much time she will take to cook for 15 persons?

### Choices

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

a. | 1 hr 45 min | |

b. | 1 hr 35 min | |

c. | 2 hrs 15 min | |

d. | 2 hrs 45 min |

## Question 460

### Question

MCQ▾Equal sums of ₹ 8600 were lent to Gargi and Margi at 4 % per annum for a period of 7 years and 8 years respectively. Find the difference of the interest paid by Megha and Priya.

### Choices

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

a. | ₹ 240 | |

b. | ₹ 254 | |

c. | ₹ 344 | |

d. | ₹ 557 |

## Question 461

### Question

MCQ▾Mihika and her grandmother both had birthdays last month. The sum of their ages is 150 years. Her grandmother՚s age is 5 times Mihika՚s age. How old is Mihika?

### Choices

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

a. | 15 years | |

b. | 22 years | |

c. | 25 years | |

d. | 30 years |