# Mental Ability (NCO- Cyber Olympiad Class 6): Questions 89 - 95 of 394

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## Question number: 89

» Mental Ability » Basic Statistics

### Question

Find the median for this set of numbers.

{1, 4, 7, 8, 10, 15, 19}

### Choices

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

a. | 10 | |

b. | 7 | |

c. | 8 | |

d. | 15 |

## Question number: 90

» Mental Ability » Basic Arithmetic

### Question

is equivalent to ________.

### Choices

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

a. | 50% | |

b. | 30% | |

c. | 25% | |

d. | 75% |

## Question number: 91

» Mental Ability » Basic Arithmetic

### Question

I think of a number, add 10 to it and divide the answer by 2. Let the resulting number be X. Starting with X, how can I get my original number back?

### Choices

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

a. | Add 2 to X and then divide the resulting number by 10 | |

b. | Multiply X by 2 and then add 10 to the result | |

c. | Divide X by 2 and then add 10 to the result | |

d. | Multiply X by 2 and then subtract 10 from the result |

## Question number: 92

» Mental Ability » Basic Arithmetic

### Question

How many numbers from 45 to 86 divisible by 9?

### Choices

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

a. | 5 | |

b. | 3 | |

c. | 4 | |

d. | 7 |

## Question number: 93

» Mental Ability » Basic Arithmetic

### Question

If all the numbers from 12 to 110 which are divisible by 12 are arranged in descending order then which number will be at 8 ^{th} place?

### Choices

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

a. | 84 | |

b. | 24 | |

c. | 12 | |

d. | 96 |

## Question number: 94

» Mental Ability » Basic Arithmetic

### Question

The product of two numbers is 500. If the H. C. F. of the numbers is 5, then L. C. M. will be ________.

### Choices

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

a. | 5 | |

b. | 50 | |

c. | 100 | |

d. | 150 |

## Question number: 95

» Mental Ability » Basic Arithmetic

### Question

Teams of cricketers were playing cricket. Each team takes 35 to 38 minutes long to complete their turn. Which of the following is the best estimate of number of teams to complete their turn in 5-hours?

### Choices

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

a. | 5 teams | |

b. | 8 teams | |

c. | 7 teams | |

d. | 9 teams |