# Bank-PO Quantitative-Aptitude: Questions 78 - 83 of 285

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## Question number: 78

» Geometry » Circles, Chords and Tangents

### Question

If the radius of the circle is reduced by half what will be the change in the area?

### Choices

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

a. | 50 % increased | |

b. | 75 % reduced | |

c. | 75 % increased | |

d. | 50 % reduced |

## Question number: 79

» Number Patterns » Sequences, Series and Progressions

### Question

12, 14, 11, 13, 10?

### Choices

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

a. | 13 | |

b. | 7 | |

c. | 12 | |

d. | 8 |

## Question number: 80

» Geometry » Quadrilaterals » Rectangle

Appeared in Year: 2012

### Question

What is the respective ratio between the length of a rectangle and side of a square?

I. Area of the square is 576 sq. cm. and the area of the rectangle is 600 sq. cm.

II. Breadth of the rectangle is half the side of the square. (IDBI Executive exam)

### Choices

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

a. | If the data in either Statement I alone or in Statement II alone are sufficient to answer the question. | |

b. | If the data in Statement II alone are sufficient to answer the question, while the data in Statement I alone are not sufficient to answer the question. | |

c. | If the data in both the Statements I and II are not sufficient to answer the question. | |

d. | If the data in both the Statements I and II together are necessary to answer the question. |

## Question number: 81

» Arithmetic » Exponents, Roots and Logarithms » Exponents and Roots

### Question

(IBPS PO 2012)

### Choices

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

a. | 70 | |

b. | 143 | |

c. | 134 | |

d. | 72 |

## Question number: 82

» Arithmetic » Numbers and Counting » Simplification

### Question

Simplify

### Choices

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

a. | 9 | |

b. | 16 | |

c. | 25 | |

d. | 49 |

## Question number: 83

» Geometry » 3D Shapes: Solids and Cylinders

### Question

Find the number of bricks that are required to construct a wall 48 cm long, 16 cm high and 30 cm in thickness. The length of one brick is 12 cm, breadth 6 cm and height is 4 cm.

### Choices

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

a. | 82 | |

b. | 80 | |

c. | 83 | |

d. | 81 |