# NSTSE Class 6: Questions 804 - 813 of 1253

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## Question number: 804

» Mathematics » Playing With Numbers

### Question

The number of prime numbers between 2 and 15 are

### Choices

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

a. | 5 | |

b. | 4 | |

c. | 3 | |

d. | 6 |

## Question number: 805

» Mathematics » Integers

### Question

The addition of identity element

### Choices

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

a. | -1 | |

b. | a | |

c. | 1 | |

d. | 0 |

## Question number: 806

### Question

Predecessor of natural number 2

### Choices

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

a. | 2 | |

b. | 1 | |

c. | Does not exist | |

d. | 4 |

## Question number: 807

» Mathematics » Decimals

### Question

is

### Choices

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

a. | 4.36 | |

b. | 43.6 | |

c. | 0.43 | |

d. | 0.436 |

## Question number: 808

» Mathematics » Integers

### Question

### Choices

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

a. |
| |

b. |
| |

c. |
| |

d. | None of the above |

## Question number: 809

» Mathematics » Integers

### Question

value is

### Choices

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

a. | 0 | |

b. | -1 | |

c. | +1 | |

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

## Question number: 810

» Mathematics » Playing With Numbers

### Question

Difference between a prime (18) and a composite (30) number is

### Choices

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

a. | 19 | |

b. | 23 | |

c. | 12 | |

d. | 30 |

## Question number: 811

» Mathematics » Playing With Numbers

### Question

60 is written as the product of primes as

### Choices

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

a. | 2 | |

b. | 2 | |

c. | 2 | |

d. | 2 |

## Question number: 812

» Mathematics » Integers

### Question

Value of

### Choices

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

a. | 12 | |

b. | 13.08 | |

c. | 13.8 | |

d. | 13 |

## Question number: 813

» Mathematics » Playing With Numbers

### Question

Observe the following table of sum of odd numbers and multiplication of same pair numbers. Then find the sum of odd numbers from 1 to 29.

### Choices

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

a. | 227 | |

b. | 100 | |

c. | 121 | |

d. | 225 |