A) 211 | B) 101.5 |

C) 82.5 | D) 99 |

Explanation:

The given series

**12 24 26.5 79.5 ** ? ** 330 **follows a pattern that,

12 x 2 = 24

24 + 2.5 = 26.5

26.5 x 3 = 79.5

79.5 + 3 = 82.5

82.5 x 4 = 330

Hence, the missing number is **82.5**

A) 16 October | B) 15 October |

C) 14 October | D) 13 October |

Explanation:

International Day for Disaster Reduction, held every 13 October, celebrates how people and communities around the world are reducing their exposure to disasters.

The year 2017 focus is : Reducing the number of affected people by disasters by 2030.

A) Compression | B) Encryption |

C) Ergonomics | D) Biometrics |

Explanation:

The coding or scrambling of data so that humans cannot read them is known as encryption.

A) Remove unnecessary compilers and interpreters | B) Add demo programs, so users can test system without accessing production data |

C) Limit the users who can load software, edit or add files | D) Restrict access to the Web server keep a minimum number of ports open |

A) 4 | B) 640 |

C) 41 | D) 13 |

Explanation:

The given number series follows the pattern that,

24×0 + 4 = 4

4×1 + 9 = 13

13×2 + 16 = 42

42×3 + 25 = 151

151×4 + 36 = 640

Therefore, the odd number in the given series is **41**