# NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 879 - 886 of 1484

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## Question number: 879

### Question

The measure which takes into account all the data is

### Choices

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

a. | Mode | |

b. | A. M. | |

c. | Median | |

d. | Range |

## Question number: 880

### Question

The probability of three coins falling two heads and one tail when tossed simultaneously is

### Choices

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

a. |
| |

b. |
| |

c. |
| |

d. | None of the above |

## Question number: 881

### Question

The most stable average is

### Choices

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

a. | A. M. | |

b. | Geometric mean | |

c. | Mode | |

d. | H. M. |

## Question number: 882

» Mathematics » Quadratic Equations

### Question

The product of two consecutive odd numbers is 63. The numbers are

### Choices

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

a. | 7 & 6 | |

b. | 7 & 9 | |

c. | 7 & -9 | |

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

## Question number: 883

» Mathematics » Quadratic Equations

### Question

If are the roots of the equation , then the quadratic equation whose roots are and is

### Choices

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

a. |
| |

b. |
| |

c. |
| |

d. | None of the above |

## Question number: 884

### Question

The mid values are used to calculate the following central tendency

### Choices

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

a. | Median | |

b. | Mode | |

c. | A. M. | |

d. | All of the above |

## Question number: 885

### Question

If then ________.

### Choices

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

a. | 1 | |

b. |
| |

c. | 3 | |

d. | None of the above |

## Question number: 886

» Mathematics » Quadratic Equations

### Question

A man walks a distance 50 km in given time. If he walks 5 km/hr faster, he will perform the journey 5 hrs before. Find his normal rate of walking.

### Choices

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

a. | -5 km/hr | |

b. | 5 km/hr or -5 km/hr | |

c. | 5 km/hr | |

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