# NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 146 - 147 of 2028

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## Question number: 146

» Mathematics » Rational Numbers

Assertion-Reason▾

### Question

### Assertion (Ꭺ)

Every whole number is a natural number and

### Reason (Ꭱ)

0 is not a natural number.

### Choices

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

a. | Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ | |

b. | Ꭺ is false but Ꭱ is true | |

c. | Ꭺ is true but Ꭱ is false | |

d. | Both Ꭺ and Ꭱ are false |

## Question number: 147

» Mathematics » Understanding Quadrilaterals

MCQ▾

### Question

Given that the area of parallelogram ABCD is . Then the length of BC in the diagram is:

### Choices

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

a. | 10 cm | |

b. | 25 cm | |

c. | 20 cm | |

d. | 15 cm |