# NSTSE (National Science Talent Search Exam- Unified Council) Class 6: Questions 827 - 831 of 2029

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## Question number: 827

» Mathematics » Understanding Elementary Shapes

### Question

If two lines meet or crosses, at right angles it is called

### Choices

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

a. | Perpendicular | |

b. | Parallel | |

c. | Cannot be determined | |

d. | None of the above |

## Question number: 828

» Mathematics » Fractions

### Question

The picture below is shaded to represent a fractional number.

How many of the diamonds in the group below must be shaded to represent a fraction with the same value?

### Choices

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

a. | 5 | |

b. | 8 | |

c. | 6 | |

d. | 4 |

## Question number: 829

» Mathematics » Fractions

### Question

In which of the following does the shaded part represent one four of its whole?

### Choices

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

a. | ||

b. | ||

c. | ||

d. |

## Question number: 830

» Mathematics » Playing with Numbers

### Question

A number is always divisible by 45 if

### Choices

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

a. | It is divisible by both 4 and 45 | |

b. | It is divisible by both 9 and 3 | |

c. | It is divisible by both 5 and 9 | |

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

## Question number: 831

» Mathematics » Playing with Numbers

### Question

The prime factors of 36 are

### Choices

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

a. | 2 | |

b. | 2 | |

c. | 2 | |

d. | 2 |