# Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 9]: Questions 560 - 564 of 989

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## Question 560

### Question

MCQ▾The distance between and is

### Choices

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

a. | 8 | |

b. | Can’t say | |

c. | 0 | |

d. | All of the above |

## Question 561

### Question

MCQ▾Mean of a set of observation is the value which

### Choices

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

a. | Occurs most frequently | |

b. | Is a representative of whole group | |

c. | Divides observations into two equal parts | |

d. | Is the sum of observations |

## Question 562

### Question

MCQ▾If in a , and then is

### Choices

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

a. | An isosceles triangle | |

b. | A right angled triangle | |

c. | An isosceles right angled triangle | |

d. | An equilateral triangle |

## Question 563

### Question

MCQ▾The height of a cone is 21 cm. A small cone is cut off at the top by a plane parallel to the base. If its volume is the volume of cone, the height at which the section is made is ________.

### Choices

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

a. | 16.52 cm | |

b. | 8.86 cm | |

c. | 10.02 cm | |

d. | 10.53 cm |

## Question 564

### Question

MCQ▾Which of the following graph represents ?

### Choices

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

a. | ||

b. | ||

c. | ||

d. |