# NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 665 - 673 of 1484

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## Question 665

### Question

MCQ▾The probability for a randomly selected number out of 51, 52,53, 54, … . , 80 to be a prime number is

### Choices

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

a. | ||

b. | ||

c. | ||

d. |

## Question 666

### Question

MCQ▾From a normal pack of cards, a card is drawn at random. The probability of getting a jack or a king is

### Choices

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

a. | ||

b. | ||

c. | ||

d. | All of the above |

## Question 667

### Question

MCQ▾The mode of 11, 16, 22, 11, 17, 22, 16, 22, 17,11, 22 is

### Choices

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

a. | 11 | |

b. | 16 | |

c. | 17 | |

d. | 22 |

## Question 668

### Question

MCQ▾The roots of the equation are:

### Choices

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

a. | 5, | |

b. | -5, -5 | |

c. | 5, -5 | |

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

## Question 669

## Question 670

### Question

MCQ▾In , then its area = ________.

### Choices

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

a. | sq cm | |

b. | sq cm | |

c. | sq units | |

d. | All of the above |

## Question 671

### Question

MCQ▾The roots of the quadratic equation are:

### Choices

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

a. | -16, -4 | |

b. | -4,16 | |

c. | 16,4 | |

d. | 16, -4 |

## Question 672

### Question

MCQ▾The product of two consecutive natural numbers is 272. The natural numbers are:

### Choices

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

a. | 12,13 | |

b. | 16,17 | |

c. | 21,22 | |

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

## Question 673

### Question

MCQ▾If the median is 46.1 and each item is increased by 1.9, the new median will be

### Choices

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

a. | 48 | |

b. | 47.1 | |

c. | 46.9 | |

d. | No change |