# NSTSE (National Science Talent Search Exam- Unified Council) Class 4: Questions 682 - 690 of 1971

Access detailed explanations (illustrated with images and videos) to **1971** questions. Access all new questions- tracking exam pattern and syllabus. View the complete topic-wise distribution of questions. *Unlimited Access, Unlimited Time, on Unlimited Devices*!

View Sample Explanation or View Features.

Rs. 550.00 -OR-

How to register? Already Subscribed?

## Question 682

### Question

MCQ▾The sum of digits is divisible by 9, the number is:

### Choices

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

a. | 256 | |

b. | 300 | |

c. | 279 | |

d. | 164 |

## Question 683

### Question

MCQ▾The unique number is:

### Choices

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

a. | 1 | |

b. | 2 | |

c. | 3 | |

d. | 0 |

## Question 684

### Question

MCQ▾41 and 51 are ________ numbers.

### Choices

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

a. | Composite | |

b. | Twin prime | |

c. | Co-prime | |

d. | Prime |

## Question 685

### Question

MCQ▾Two fractions are equivalent if their cross multiplications are:

### Choices

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

a. | 1 | |

b. | Not equal | |

c. | Equal | |

d. | 0 |

## Question 686

### Question

MCQ▾Three – sixths of 12 litres ________ litres

### Choices

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

a. | 8 | |

b. | 2 | |

c. | 4 | |

d. | 6 |

## Question 687

### Question

MCQ▾________ is the smallest prime number.

### Choices

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

a. | 1 | |

b. | 5 | |

c. | 4 | |

d. | 2 |

## Question 688

### Question

MCQ▾The exact value of euro compared to the Indian rupee changes from day to day. On a given day, ₹ 216 was worth 4 euros. How many euros would ₹ 324 have been worth on that day?

### Choices

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

a. | 8 | |

b. | 6 | |

c. | 10 | |

d. | 11 |

## Question 689

### Question

MCQ▾Answer is incorrect due to a mistake in one of the digits in the calculation step. The incorrect digit is:

### Choices

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

a. | 0 | |

b. | 5 | |

c. | 1 | |

d. | 6 |

## Question 690

### Question

MCQ▾A number which when divided by 2, leaves zero as remainder, is ________ number.

### Choices

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

a. | Odd | |

b. | Even | |

c. | Twin prime | |

d. | Prime |