# IMO Level 1- Mathematics Olympiad (SOF) Class 6: Questions 116 - 124 of 1059

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## Question 116

### Question

MCQ▾The number with which 143 is added so that the sum remains the same is ________

### Choices

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

a. | 143 | |

b. | 0 | |

c. | 1 | |

d. | 43 |

## Question 117

### Question

MCQ▾Difference between the face value of 8 and 5 in 26,248 and 76,542 is

### Choices

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

a. | 805 | |

b. | 3 | |

c. | 442 | |

d. | All of the above |

## Question 118

### Question

MCQ▾Sum of face value of 9 and 4 in 2,59, 570 and 7,34, 256 is

### Choices

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

a. | 13 | |

b. | 5 | |

c. | 13000 | |

d. | 5000 |

## Question 119

### Question

MCQ▾If are two whole numbers, then commutative law is applicable to addition if

### Choices

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

a. | ||

b. | ||

c. | ||

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

## Question 120

### Question

MCQ▾Which of the following statement is true?

### Choices

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

a. | 99 is the largest whole number | |

b. | Every whole number is a natural number | |

c. | 1 is the least whole number | |

d. | Every natural number is a whole number |

## Question 121

## Question 122

### Question

MCQ▾Difference between place value of 7 face value of 5 in 81,23, 457 is________

### Choices

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

a. | 2 | |

b. | 20 | |

c. | 12 | |

d. | 22 |

## Question 123

### Question

MCQ▾Multiplicative identity is________

### Choices

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

a. | 1 | |

b. | 2 | |

c. | 0 | |

d. | 3 |

## Question 124

### Question

MCQ▾Which of the following statement is true?

Statement I: Every whole number is a rational number

Statement II: Every integer is a rational number

### Choices

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

a. | II true | |

b. | I true, | |

c. | I and II false | |

d. | I and II true |