# NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 519 - 527 of 2028

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## Question number: 519

» Mathematics » Square and Square Roots

### Question

The square root of is:

### Choices

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

a. |
| |

b. |
| |

c. |
| |

d. | All of the above |

## Question number: 520

» Mathematics » Algebraic Expressions and Identities

### Question

If then x is:

### Choices

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

a. | 3 | |

b. |
| |

c. | 9 | |

d. | None of the above |

## Question number: 521

» Mathematics » Square and Square Roots

### Question

The least perfect square which is divisible by 3,6, 8 is:

### Choices

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

a. | 36 | |

b. | 64 | |

c. | 144 | |

d. | 48 |

## Question number: 522

» Mathematics » Algebraic Expressions and Identities

### Question

The product of and is:

### Choices

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

a. |
| |

b. |
| |

c. |
| |

d. | All of the above |

## Question number: 523

» Mathematics » Direct and Inverse Proportions

### Question

A fort had provision of food for 180 men for 45 days. After 10 days, 30 men left the fort. The number of days for which the remaining food will last, is:

### Choices

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

a. | 19 | |

b. | 27 | |

c. | 81 | |

d. | 54 |

## Question number: 524

» Mathematics » Direct and Inverse Proportions

### Question

A battalion of 300 men had provision for 15 days. After 5 days a reinforcement of 100 men arrived. For how many more days will the remaining food last now?

### Choices

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

a. | 12.5 days | |

b. | 7.5 days | |

c. | 8 days | |

d. | 10 days |

## Question number: 525

» Mathematics » Understanding Quadrilaterals

### Question

The number of measurements required to construct a quadrilateral is:

### Choices

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

a. | 5 | |

b. | 3 | |

c. | 2 | |

d. | 4 |

## Question number: 526

» Mathematics » Cube and Cube Roots

### Question

is:

### Choices

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

a. | -30 | |

b. | -3 | |

c. | 30 | |

d. | 15 |

## Question number: 527

### Question

The factors of is:

### Choices

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

a. | Factorization is not possible | |

b. |
| |

c. |
| |

d. | None of the above |