# Mixtures & Allegations [NRA CGL (National Recruitment Agency-Combined Graduate Level) Mathematics]: Questions 6 - 8 of 8

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## Question 6

### Question

MCQ▾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 7

### Question

MCQ▾10 kg of urad dal costing Rs. 55 per kg is mixed with 15 kg of urad dal costing Rs. 50 per kg. The average price per kg of mixed urad dal is

### Choices

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

a. | Rs. 70 | |

b. | Rs. 95 | |

c. | Rs. 52 | |

d. | Rs. 75 |

## Question 8

### Question

MCQ▾15 kg of beans costing Rs. 80 per kg is mixed with 5 kg of beans costing Rs. 60 per kg. the average price per kg of mixed beans is

### Choices

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

a. | Rs. 68 | |

b. | Rs. 95 | |

c. | Rs. 57 | |

d. | Rs. 75 |