# Mathematics-Playing With Numbers (NSTSE Class 6): Questions 1 - 10 of 83

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## Question number: 1

» Mathematics » Playing With Numbers

### Question

A set of numbers which do not have any other common factor other than 1 are called

### Choices

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

a. | Co -primes | |

b. | Composite | |

c. | twin primes | |

d. | None of the above |

## Question number: 2

» Mathematics » Playing With Numbers

### Question

HCF of 8 and 12 is

### Choices

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

a. | 8 | |

b. | 6 | |

c. | 4 | |

d. | 12 |

## Question number: 3

» Mathematics » Playing With Numbers

### Question

LCM of 76 and 36 is

### Choices

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

a. | 684 | |

b. | 846 | |

c. | 648 | |

d. | 670 |

## Question number: 4

» Mathematics » Playing With Numbers

### Question

LCM of 12 and 34 is

### Choices

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

a. | 204 | |

b. | 62 | |

c. | 12 | |

d. | 240 |

## Question number: 5

» Mathematics » Playing With Numbers

### Question

A prime number can be divided evenly only by________

### Choices

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

a. | 1 or it self | |

b. | 1 | |

c. | 2 or it self | |

d. | 0 |

## Question number: 6

» Mathematics » Playing With Numbers

### Question

If a number can be expressed as a product of two whole numbers, then the whole number are called

### Choices

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

a. | Factors | |

b. | Composite | |

c. | Co-primes | |

d. | Question does not provide sufficient data or is vague |

## Question number: 7

» Mathematics » Playing With Numbers

### Question

HCF of two co-prime numbers is their

### Choices

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

a. | quotient | |

b. | product | |

c. | Sum | |

d. | difference |

## Question number: 8

» Mathematics » Playing With Numbers

### Question

When we multiply 2 numbers, the answer is called the

### Choices

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

a. | product | |

b. | prime | |

c. | Even | |

d. | None of the above |

## Question number: 9

» Mathematics » Playing With Numbers

### Question

An example of composite is

### Choices

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

a. | 121 | |

b. | 19 | |

c. | 37 | |

d. | 53 |

## Question number: 10

» Mathematics » Playing With Numbers

### Question

Any integer that can be divided exactly by 2.

### Choices

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

a. | Even | |

b. | Composite | |

c. | odd | |

d. | All of the above |