Home
Class 14
MATHS
How many litres of water should be added...

How many litres of water should be added to a 7.5 litre mixture of acid and water containing acid and water in the ratio of 1:2 such that the resultant mixture has 20% acid in it?
7.5 लीटर मिश्रण जिससे अम्ल और पानी का अनुपात 1:2 है में कितने लीटर पानी मिलाया जाना चाहिए, कि परिणामी मिश्रण में 20% अम्ल हो जाए।

A

A)10

B

B)2.5

C

C)7.5

D

D)5

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • 2017 TIER-II PAPER(12)

    CHAMPION PUBLICATION|Exercise EXERCISE|100 Videos

  • 2017 TIER-II PAPER(7)

    CHAMPION PUBLICATION|Exercise EXERCISE|100 Videos

Similar Questions

Explore conceptually related problems

How many litres of water should be added to a 30 litre mixture of milk and water containing milk and water in the ratio of 7 : 3 such that the resultant mixture has 40% water in it? (a) 5 (b) 2 (c) 3 (d) 8

How many litres of water will have to be added to 1125 litres of the 45% solution of acid so that the resulting mixture will contain more than 25% but less than 30% acid content?

175 litres of a solution contains 88% of acid and the rest water. How many liters of water must be added such that the resulting mixture contains 23% of water ?

How may litres of water will have to be added to 1125 litres of the 45% solution of acid so that the resulting mixture will contain more than 25% but less than 30% acid content?

In a 60 litre solution of acid and water, the ratio of acid and water is 3:7. How much (in litre) acid is to be mixed in the solution so that the ratio of acid and water in the resulting solution is 1:2? अम्ल और पानी के 60 लीटर विलयन में, अम्ल और पानी का अनुपात 3 : 7 है | विलयन में कितना अम्ल ( लीटर में ) मिलाया जाना चाहिए ताकि इस प्रकार बनने वाले विलयन में अम्ल और पानी का अनुपात 1 : 2 हो जाए ?

A solution of 165 litres contains 80% of acid and the rest water. How much water must be added to the above solution such that the resulting mixture contains 25% water ?

In a 729 litre solution of Acid and Water, the ratio of acid and water is 7 : 2. To get a solution with the ratio 5 : 3 between acid to water, how many litres of water should be mixed in it? अम्ल और पानी के 729 लीटर विलयन में अम्ल और पानी का अनुपात 7:2 है | ऐसा विलयन प्राप्त करने के लिए उसमे कितने लीटर पानी मिलाया जाना चाहिए, जिसमे अम्ल और पानी का अनुपात 5:3 हो?

CHAMPION PUBLICATION-2017 TIER-II PAPER(13)-EXERCISE
  1. A zoo has an average of 500 visitors on Sundays and 200 on other days....

    Text Solution

    |

  2. The ratio of the bank balance off a three brothers A, B and C is 10:12...

    Text Solution

    |

  3. How many litres of water should be added to a 7.5 litre mixture of aci...

    Text Solution

    |

  4. A grain trader has 100 bags of rice. He sold some bags at 10% profit a...

    Text Solution

    |

  5. If (A+B + C) =90^@, then what is the value of sin (A/2) sin[(180-B-C)/...

    Text Solution

    |

  6. A right pyramid with square base has side of base 12cm. and height 40 ...

    Text Solution

    |

  7. ABC is a triangle. AB =10cm and BC=16 cm AD=8 cm and is perpendicular ...

    Text Solution

    |

  8. A can do 1/5th of a job in 10 days, B can do 1/3rd of the job in 25 da...

    Text Solution

    |

  9. In what ratio should cement costing Rs. 250 per bag be mixed with ceme...

    Text Solution

    |

  10. Elections were held in a society to elect a chairman. There were only ...

    Text Solution

    |

  11. A hollow sphere is melted to form small identical hollow spheres. Inne...

    Text Solution

    |

  12. The selling price of a smartphone is Rs. 9,600 if the discount on it i...

    Text Solution

    |

  13. What is the value of, cot(90-x)sin^4 (90-x) + cot(180-x) sin^4 (180-x)...

    Text Solution

    |

  14. Working alone A can do a work in 72 days and B in 90 days. If they wor...

    Text Solution

    |

  15. If a shopkeeper sells a mixer at Rs 11,400, then he suffers a loss of ...

    Text Solution

    |

  16. A taxi goes from City A to City B at an average speed of 84km/hr. In t...

    Text Solution

    |

  17. If f(x)= (x^2+px+4) and (x-3) is a factor of f(x) the what is the valu...

    Text Solution

    |

  18. A started a trading firm by investing Rs 10 lakhs. After 4 months, B j...

    Text Solution

    |

  19. If y^2 = y + 7, then what is the value of y^3? यदि y^2 = y + 7 है, त...

    Text Solution

    |

  20. A bullet shoots 500 m in 0.2 seconds. What is its speed in km/hr? एक...

    Text Solution

    |