# NCO- Cyber Olympiad (SOF) Class 6: Questions 552 - 557 of 722

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## Question number: 552

» Mental Ability » Number Games » Number Series

Appeared in Year: 2011

### Question

Insert the missing number in the given series.

15,35,63,99,143,195, ________, 323

### Choices

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

a. | 255 | |

b. | 215 | |

c. | 289 | |

d. | 221 |

## Question number: 553

» Mental Ability » Basic Arithmetic

Appeared in Year: 2011

### Question

Study the map. What is the difference between the lengths of the two roads of two different area?

### Choices

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

a. | 6.75 km | |

b. | 6.15 km | |

c. | 6.00 km | |

d. | 6.25km |

## Question number: 554

## Question number: 555

» Mental Ability » Basic Arithmetic

Appeared in Year: 2011

### Question

A fifth-grade class will make a project that is having 21 pages. The class will be divided into 6 groups. Each group will make equal pages. How many pages each group will make?

### Choices

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

a. | 4.5 pages | |

b. | 3 pages | |

c. | 3.5 pages | |

d. | 4 pages |

## Question number: 556

## Question number: 557

### Question

Find the missing term in below given series.

67,66,64,61,57, ?

### Choices

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

a. | 55 | |

b. | 49 | |

c. | 51 | |

d. | 52 |