# IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 743 - 750 of 1042

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## Question 743

### Question

MCQ▾The least value of x so that is divisible by 3 is________.

### Choices

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

a. | 2 | |

b. | 3 | |

c. | 5 | |

d. | 4 |

## Question 744

### Question

MCQ▾If a 3-digit number ‘abc’ is divisible by 4, then________.

### Choices

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

a. | is an integer | |

b. | is an integer | |

c. | is an integer | |

d. | is an integer |

## Question 745

### Question

MCQ▾When a certain number is multiplied by 12, the product consists entirely of fours. The smallest such number is________.

### Choices

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

a. | 377 | |

b. | 37 | |

c. | 39 | |

d. | 373 |

## Question 746

### Question

MCQ▾A 3 digit number ‘abc’ is divisible by 3 if________.

### Choices

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

a. | a + b + c is divisible by 3 | |

b. | a + b + 2c is divisible by 9 | |

c. | 2a + b + c is divisible by 9 | |

d. | a + 2b + c is divisible by 9 |

## Question 747

### Question

MCQ▾The least value of x so that is divisible by 9 is________.

### Choices

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

a. | 9 | |

b. | 5 | |

c. | 11 | |

d. | 7 |

## Question 748

### Question

MCQ▾The least value must be given to x so that the number is divisible by 8 is________.

### Choices

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

a. | 1 | |

b. | 3 | |

c. | 2 | |

d. | 4 |

## Question 749

### Question

MCQ▾If a 5-digit number ‘abcde’ is divisible by 8, then________.

### Choices

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

a. | is an integer | |

b. | is an integer | |

c. | is an integer | |

d. | is an integer |

## Question 750

### Question

MCQ▾If , where A and B are single digit number such that , then the values of A and B are________.

### Choices

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

a. | 4,5 | |

b. | 5,4 | |

c. | 6,9 | |

d. | 9,6 |