# Simple Equations (IMO- Mathematics Olympiad Class 7): Questions 7 - 12 of 83

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## Question number: 7

» Simple Equations

### Question

, then find the value of X.

### Choices

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

a. | -140 | |

b. | 10 | |

c. | -20 | |

d. | 4 |

## Question number: 8

» Simple Equations

### Question

Raj had 85 currency notes in all, some of which were of Rs. 100 denomination and the remaining of Rs. 50 denomination. The total amount of these currency notes was Rs. 3000. how much amount did he have in the denomination of Rs. 50?

### Choices

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

a. | Rs. 5500 | |

b. | Rs. 2725 | |

c. | Rs. 2800 | |

d. | Rs. 3500 |

## Question number: 9

» Simple Equations

### Question

John is n years older than his sister. His sister’s age is 12. What is their total age after 4 years?

### Choices

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

a. | years | |

b. | years | |

c. | years | |

d. | years |

## Question number: 10

» Simple Equations

### Question

Jigar has to secure marks to pass. He got 90 marks and failed by 35 marks. The maximum marks are ________.

### Choices

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

a. | 500 | |

b. | 250 | |

c. | 450 | |

d. | 300 |

## Question number: 11

» Simple Equations

### Question

A man divides Rs. 13050 among 5 sons, 4 daughters and 5 nephews. If each nephew receives three times as much as each daughter and each son receive two times as much as each daughter, how much does each son receive?

### Choices

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

a. | Rs. 550 | |

b. | Rs. 750 | |

c. | Rs. 600 | |

d. | Rs. 900 |

## Question number: 12

» Simple Equations

### Question

Asha was asked to multiply a number by 24. She instead multiplied the number by 42 and got the answer 810 more than the correct answer. The number to be multiplied was ________.

### Choices

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

a. | 34 | |

b. | 45 | |

c. | 35 | |

d. | 25 |