Home
Class 14
MATHS
Half of the volume of Petrol and kerosen...

Half of the volume of Petrol and kerosene mixture of ratioi 7:5 is converted into a mixture of ratio 3:1 by the substitution (or replacement) method. While the mixture of ratio 7:5 was formed from the mixture of 7:3 by adding the Kerosene in it. If 240 litres petrol is required in the replacement method, what is the total amount of Kerosene was added to prepare the mixture of 7:5?

A

100 litres

B

400 litres

C

50 litres

D

200 litres

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • PROFIT , LOSS AND DISCOUNT

    QUANTUM CAT|Exercise QUESTION BANK|205 Videos

  • SEQUENCE, SERIES & PROGRESSIONS

    QUANTUM CAT|Exercise QUESTION BANK|243 Videos

Similar Questions

Explore conceptually related problems

From a tank of petrol, which contains 200 litres of petrol, the seller replaces each time with kerosene when he sells 40 litres of petrol (or its mixture). Everytime he sells out only 40 litres of petrol (pure or impure). After replacing the petrol with kerosene 4th time, the total amount of kerosene in the mixture is :

From a tank of petrol, which contains 200 litres of petrol, the seller replaces each time with kerosene when he sells 40 litres of petrol(or its mixture). Everything he sells out only 40 litres of petrol(pure or impure). After replacing the petrol with kerosene 4th time, the total amount of kerosene in the mixture is :

The ratio of milk and water in 64 litres of a mixture is 5:3. What amount of water is added to make the ratio 3:5?

20 litres of a mixture contains milk and water in the ratio 5:3 . If 4 litres of this mixture be replaced by 4 litres of milk , the ratio of milk to water in the new mixture would be :

In a mixture of 25 litres, the ratio of milk to water is 4:1 Another 3 litres of water is added to the mixture . The ratio of milk to water in the new mixture is

QUANTUM CAT-RATIO, PROPORTION & VARIATION-QUESTION BANK
  1. Sachin bought 1.5 kg fresh grapes. The ratio of water is to pulp was 4...

    Text Solution

    |

  2. A man bought 9 mangoes for a rupee and sold them at 6 mangoes for a ru...

    Text Solution

    |

  3. Half of the volume of Petrol and kerosene mixture of ratioi 7:5 is con...

    Text Solution

    |

  4. Sometimes ago in a Cinema hall a blockbuster movie was being shown. Du...

    Text Solution

    |

  5. In a mixture of petrol ankd Kerosence petrol is only 99 litres. If thi...

    Text Solution

    |

  6. A drum of 20 litres is filled with milk. A milkman has only two measur...

    Text Solution

    |

  7. The ages of Vinay, Varsha, Veera and Vikram are in arithmetic progress...

    Text Solution

    |

  8. A container is filled with the mixture of milk and water. The ratio of...

    Text Solution

    |

  9. There are two vessels A and B containing 25 litres each of pure milk a...

    Text Solution

    |

  10. The ratio of age between A and B is 6 : 5 and the age of each C and D ...

    Text Solution

    |

  11. The ratio of students in a coaching preparing for B.Tech and MBA is 4 ...

    Text Solution

    |

  12. The cost of the marble varies directly with square of its weight. Marb...

    Text Solution

    |

  13. Four friends A, B, C and D have some money among them one day they dec...

    Text Solution

    |

  14. Four friends A, B, C and D have some money among them one day they dec...

    Text Solution

    |

  15. Hari and Murli have 24 cows and 30 cows respectively. Both of them tog...

    Text Solution

    |

  16. The speeds of scooter, car and train are in the ratio of 1 : 4 : 16. I...

    Text Solution

    |

  17. Radhika purchased one dozen bangles. One day she slipped on the floor ...

    Text Solution

    |

  18. If a/b=c/d=e/f, then the value of ((a^np+c^nq+e^nr)/(b^np+d^nq+f^nr))^...

    Text Solution

    |

  19. At a casino in Mumbai, there are 3 tables A, B and C. The pay-offs at ...

    Text Solution

    |

  20. If m=(4pq)/(p+q), then the value of (m+2p)/(m-2p)+(m+2q)/(m-2q)

    Text Solution

    |