# NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 1096 - 1102 of 2028

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## Question 1096

### Question

MCQ▾The value of is:

### Choices

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

a. | ||

b. | 49 | |

c. | ||

d. | -49 |

## Question 1097

### Question

MCQ▾The average age of three boys is 30 years and their ages are in the ratio 2: 5: 8. The age of the youngest boy is:

### Choices

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

a. | 48 years | |

b. | 30 years | |

c. | 12 years | |

d. | 15 years |

## Question 1098

### Question

MCQ▾What change in percent is made in the area of a rectangle by decreasing its length and increasing its breadth by 8 % ?

### Choices

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

a. | 0.08 % increase | |

b. | 1.64 % decrease | |

c. | 0.64 % increase | |

d. | 0.64 % decrease |

## Question 1099

### Question

MCQ▾The value of is

### Choices

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

a. | ||

b. | -729 | |

c. | 81 | |

d. |

## Question 1100

### Question

MCQ▾The product of and is equal to the quotient obtained when is divided by ________.

### Choices

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

a. | 0 | |

b. | x | |

c. | ||

d. | 1 |

## Question 1101

### Question

MCQ▾The table shows the distribution of marks in Computer test. Grade B is given to marks ranging from 31 to 45. Calculate the percentage of pupils who obtained a grade B.

Marks | Frequency |

31 - 35 | 3 |

36 - 40 | 7 |

41 - 45 | 12 |

46 - 50 | 9 |

51 - 55 | 6 |

56 - 60 | 3 |

### Choices

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

a. | 26 % | |

b. | 55 % | |

c. | 65 % | |

d. | 75 % |

## Question 1102

### Question

MCQ▾If and then ________.

### Choices

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

a. | 64 | |

b. | 39 | |

c. | 73 | |

d. | 88 |