# NSTSE (National Science Talent Search Exam- Unified Council) Class 10: Questions 240 - 249 of 1484

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## Question 240

### Question

MCQ▾= .

### Choices

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

a. | True | |

b. | ||

c. | False | |

d. | None of the above |

## Question 241

### Question

MCQ▾If and then is exactly divisible by ________.

### Choices

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

a. | ||

b. | ||

c. | Both a. and b. are correct | |

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

## Question 242

### Question

MCQ▾How much is less than ?

### Choices

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

a. | - 2ab | |

b. | 6ab | |

c. | 4ab | |

d. | - 4ab |

## Question 243

### Question

MCQ▾If 6 times the 6^{th} term of AP is equal to 10 times the 10^{th} term, then 16^{th} term in that AP is

### Choices

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

a. | 1 | |

b. | 0 | |

c. | 60 | |

d. | Cannot be determined |

## Question 244

### Question

MCQ▾Solve the equation where is acute .

### Choices

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

a. | ||

b. | ||

c. | ||

d. | None of the above |

## Question 245

## Question 246

### Question

MCQ▾Express as a rational expression.

### Choices

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

a. | ||

b. | ||

c. | ||

d. |

## Question 247

### Question

MCQ▾If p and q are the rots of , then = ________.

### Choices

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

a. | -5 | |

b. | 13 | |

c. | 5 | |

d. | 3 |

## Question 248

### Question

MCQ▾Which of the following expression is a rational expression?

### Choices

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

a. | ||

b. | ||

c. | ||

d. |

## Question 249

### Question

MCQ▾If ‘a’ is the AM of 3 numbers and ‘b’ is the AM of their squares, then the AM of their pair wise products in terms of a and b is

### Choices

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

a. | ||

b. | ||

c. | ||

d. | All of the above |