# NRA CGL (National Recruitment Agency-Combined Graduate Level) Mathematics: Questions 242 - 247 of 425

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## Question number: 242

» Average

### Question

The average weight of 10 persons decreases by 8 kg when one of them weighing 160 kg is replaced by a new person. The weight (in kg) of the new person is (Paper - I)

### Choices

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

a. | 88 | |

b. | 60 | |

c. | 80 | |

d. | 90 |

## Question number: 243

» Average

### Question

The average weekly salary of A, B and C is Rs. 8500 and that of B, C and D is Rs. 9500. If the weekly salary of A is Rs. 8700 then the weekly salary of D is (Paper - I)

### Choices

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

a. | Rs. 11500 | |

b. | Rs. 11400 | |

c. | Rs. 11700 | |

d. | Rs. 11600 |

## Question number: 244

### Question

Sumit’s salary was reduced by 30 % and then the reduced salary was increased by 40%. His new salary in comparison with his original salary is (Paper-1)

### Choices

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

a. | 7 % more | |

b. | The same | |

c. | 2 % less | |

d. | 4 % less |

## Question number: 245

» Fundamental Arithmetical Operations

### Question

The sum of all even numbers between 31 and 61 is (Paper-1)

### Choices

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

a. | 518 | |

b. | 540 | |

c. | 596 | |

d. | 690 |

## Question number: 246

» Geometry

### Question

Diameter of a wheel is 7m. The wheel revolves 30 times in a minute. To cover 16.500 km distance, the wheel will take (Paper-1)

### Choices

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

a. | 10 minutes | |

b. | 40 minutes | |

c. | 20 minutes | |

d. | 25 minutes |

## Question number: 247

### Question

By selling an article for Rs. 846, there is a loss of 6%. In order to make a profit of 15%, the selling price of the article must be (Paper - I)

### Choices

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

a. | Rs. 1790 | |

b. | Rs. 1812 | |

c. | Rs. 1035 | |

d. | Rs. 7184 |