# NRA CGL (National Recruitment Agency-Combined Graduate Level) Mathematics: Questions 289 - 293 of 425

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## Question number: 289

### Question

A loss of 11.25 % gets converted into a profit of 8.75 % when the selling price of an article is increased by Rs. 1400. The cost price of the article is (Paper-1)

### Choices

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

a. | Rs. 9000 | |

b. | Rs. 6200 | |

c. | Rs. 5600 | |

d. | Rs. 7000 |

## Question number: 290

### Question

When an article is sold for Rs. 130, the profit percent is thrice as much as when it is sold for Rs. 80. The cost price of the article is (Paper - I)

### Choices

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

a. | Rs. 55 | |

b. | Rs. 76 | |

c. | Rs. 75 | |

d. | Rs. 98 |

## Question number: 291

### Question

In an alloy, the ratio of copper and zinc is 8: 7. If 34 kg of zinc is mixed in 30 kg of alloy, then the ratio of copper and zinc will be (Paper- I)

### Choices

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

a. | 3: 2 | |

b. | 1: 3 | |

c. | 2: 1 | |

d. | 2: 3 |

## Question number: 292

### Question

A and B are two alloys of gold and copper prepared by mixing metals in the ratios 5: 6 and 6: 16 respectively. Equal quantities of these alloys are melted to form a third alloy C. the ratio of gold and copper in the alloy C is (Paper- I)

### Choices

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

a. | 9: 17 | |

b. | 14: 8 | |

c. | 17: 9 | |

d. | 8: 14 |

## Question number: 293

### Question

A ladder 15 m long is placed in street so as to reach a window 12 m high. On turning the ladder on the other side of the street, it reaches a point 9 m high. The width of the street is (Paper - I)

### Choices

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

a. | 28 m | |

b. | 32 m | |

c. | 21m | |

d. | 34 m |