# NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 83 - 93 of 2028

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## Question number: 83

» Mathematics » Understanding Quadrilaterals

### Question

The diameter of circumcircle of a rectangle is 37 cm and breadth of the rectangle is 12 cm. Its length is:

### Choices

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

a. | 36 cm | |

b. | 28 cm | |

c. | 35 cm | |

d. | All of the above |

## Question number: 84

» Mathematics » Linear Equations in One Variable

### Question

The value of x for which the open sentence is true.

### Choices

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

a. | 3 | |

b. | 2 | |

c. | 1 | |

d. | 4 |

## Question number: 85

» Mathematics » Rational Numbers

### Question

The sum of the additive inverse and multiplicative inverse of 5 is:

### Choices

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

a. |
| |

b. | 0 | |

c. | ||

d. |

## Question number: 86

» Mathematics » Rational Numbers

### Question

Express as rational number.

### Choices

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

a. |
| |

b. |
| |

c. |
| |

d. | None of the above |

## Question number: 87

» Mathematics » Understanding Quadrilaterals

### Question

The sum of the angles of a quadrilateral is:

### Choices

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

a. | ||

b. | ||

c. | ||

d. | Depends on the quadrilateral |

## Question number: 88

» Mathematics » Linear Equations in One Variable

### Question

If , then the value of x is:

### Choices

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

a. | 6 | |

b. | 7 | |

c. | 10 | |

d. | 24 |

## Question number: 89

» Mathematics » Linear Equations in One Variable

### Question

If , then the value of x is:

### Choices

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

a. | 16 | |

b. | 15 | |

c. | 8 | |

d. | 18 |

## Question number: 90

» Mathematics » Rational Numbers

### Question

is a

### Choices

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

a. | Neither positive nor negative rational number | |

b. | Positive rational number | |

c. | Negative rational number | |

d. | Either positive or negative rational number |

## Question number: 91

» Mathematics » Rational Numbers

### Question

If , then ________.

### Choices

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

a. | 33 | |

b. | 33 | |

c. | 33 | |

d. | All of the above |

## Question number: 92

» Mathematics » Linear Equations in One Variable

### Question

Two angles in a triangle are in the ratio 3: 5. If the sum of these angles is equal to the third angle, then the third angle is:

### Choices

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

a. | ||

b. | ||

c. | ||

d. |

## Question number: 93

» Mathematics » Linear Equations in One Variable

### Question

The ratio of two numbers is 5: 8 and their difference is 123. The largest number is

### Choices

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

a. | 456 | |

b. | 345 | |

c. | 546 | |

d. | 328 |