# IMO Level 1- Mathematics Olympiad (SOF) Class 6: Questions 140 - 147 of 1059

Access detailed explanations (illustrated with images and videos) to **1059** questions. Access all new questions- tracking exam pattern and syllabus. View the complete topic-wise distribution of questions. *Unlimited Access, Unlimited Time, on Unlimited Devices*!

View Sample Explanation or View Features.

Rs. 450.00 -OR-

How to register? Already Subscribed?

## Question 140

### Question

MCQ▾The number 6,43, 590 is divisible by

### Choices

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

a. | 6 | |

b. | 3 | |

c. | 2 | |

d. | All a., b. and c. are correct |

## Question 141

### Question

MCQ▾Number of prime numbers from 20 to 70 are

### Choices

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

a. | 9 | |

b. | 13 | |

c. | 11 | |

d. | 16 |

## Question 142

### Question

MCQ▾The two numbers nearest to 2000 which are exactly divisible by each of 2,3, 4,5 and 6 is

### Choices

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

a. | 1860,2220 | |

b. | 1969,2220 | |

c. | 1940,2220 | |

d. | 1970,2220 |

## Question 143

### Question

MCQ▾Product of two integer is If one of the integers is , then the other is

### Choices

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

a. | 12 | |

b. | 6 | |

c. | ||

d. |

## Question 144

### Question

MCQ▾There are 378 Mangoes in a basket. A girl takes out 7 Mango from it and replaces them by 15 orange. She continues to do so, till all Mangoes are replaced by Orange. Find the number of orange put in the basket?

### Choices

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

a. | 480 | |

b. | 850 | |

c. | 460 | |

d. | 810 |

## Question 145

### Question

MCQ▾Which of the following is not a perfect cube?

### Choices

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

a. | 216 | |

b. | 512 | |

c. | 342 | |

d. | 27 |

## Question 146

### Question

MCQ▾The numbers which are multiplies of 2 are called________.

### Choices

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

a. | Odd | |

b. | Composite | |

c. | Prime | |

d. | Even |

## Question 147

### Question

MCQ▾The smallest value of ‘⊕’ in the number 156 ⊕ 0 so that it is divisible by 10 is:

### Choices

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

a. | 2 | |

b. | 1 | |

c. | 0 | |

d. | All a., b. and c. are correct |