# Mathematics [NSTSE (National Science Talent Search Exam- Unified Council) Class 8]: Questions 286 - 292 of 1201

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## Question number: 286

» Mathematics » Cube and Cube Roots

### Question

The cube of 1.4 is:

### Choices

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

a. | 1.96 | |

b. | 27.44 | |

c. | 2.744 | |

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

## Question number: 287

» Mathematics » Direct and Inverse Proportions

### Question

If , then the value of x is:

### Choices

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

a. | 2.5 | |

b. | 5.5 | |

c. | 6.25 | |

d. | 1.5 |

## Question number: 288

» Mathematics » Understanding Quadrilaterals

### Question

In a parallelogram ABCD, diagonal AC and BD intersect at O. If AO = 8 cm then AC = ________.

### Choices

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

a. | 32 cm | |

b. | 12 cm | |

c. | 16 cm | |

d. | 24 cm |

## Question number: 289

» Mathematics » Square and Square Roots

### Question

The square root of 2,75,625 is:

### Choices

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

a. | 635 | |

b. | 225 | |

c. | 345 | |

d. | 525 |

## Question number: 290

» Mathematics » Exponents and Powers

### Question

The value of is

### Choices

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

a. |
| |

b. |
| |

c. |
| |

d. | 128 |

## Question number: 291

» Mathematics » Square and Square Roots

### Question

If , then x = ________.

### Choices

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

a. | 25 | |

b. | 5 | |

c. | 1 | |

d. | 2 |

## Question number: 292

» Mathematics » Data Handling

### Question

The table shows the frequency distribution of grades obtained by 200 students. The data is represented in the following pie chart type diagram. Which sector is in correctly labeled?

Grade | A | B | C | D |

Frequency | 55 | 45 | 40 | 60 |

### Choices

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

a. | B | |

b. | A | |

c. | C | |

d. | D |