Alligations and Mixtures Problems Practice Question and Answer

Q:

Two equal glasses filled with mixture of milk and water in the proportions of 2 : 1 and 1 : 1 respectively are emptied into a third glass. What is the proportion of milk and water in the third glass?

678 0

  • 1
    4:7
    Correct
    Wrong
  • 2
    7:5
    Correct
    Wrong
  • 3
    3:7
    Correct
    Wrong
  • 4
    5:7
    Correct
    Wrong
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Answer : 4. "5:7"

Q:

A mixture contains milk and water in the ratio of 7 : 8. If 10 litres water and 5 litres milk is added in the mixture then the ratio of water and milk becomes 3 : 2. Find the initial quantity in the mixture?

661 0

  • 1
    30 litres
    Correct
    Wrong
  • 2
    45 litres
    Correct
    Wrong
  • 3
    60 litres
    Correct
    Wrong
  • 4
    15 litres
    Correct
    Wrong
  • 5
    32 litres
    Correct
    Wrong
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Answer : 4. "15 litres"

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Answer : 3. "32 Liter"

Q:

In an alloy, zinc and copper are in the ratio 1 : 2. In the second alloy the same elements are in the ratio 2 : 3. In what ratio should these two alloys be mixed to form a new alloy in which the two elements are in ratio 5 : 8?

646 0

  • 1
    7 : 11
    Correct
    Wrong
  • 2
    3:10
    Correct
    Wrong
  • 3
    5 : 11
    Correct
    Wrong
  • 4
    9:11
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 2. "3:10"

Q:

The ratio of spirit and water in two mixtures of 20 litres and 36 litres is 3:7 and 7:5 respectively. Both the mixtures are mixed together. Now the ratio of the spirit and water in the new mixture is 

624 0

  • 1
    25:29
    Correct
    Wrong
  • 2
    9:10
    Correct
    Wrong
  • 3
    27:29
    Correct
    Wrong
  • 4
    27:31
    Correct
    Wrong
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Answer : 3. "27:29 "

Q:

The acid and water in two vessels A and B are in the ratio 4:3 and 2:3. In what ratio should the liquid in both the vessels be mixed to obtain a new mixture in vessel C containing half acid and half water?

611 0

  • 1
    7:5
    Correct
    Wrong
  • 2
    7:3
    Correct
    Wrong
  • 3
    5:7
    Correct
    Wrong
  • 4
    5:3
    Correct
    Wrong
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Answer : 1. "7:5 "

Q:

Acid and water are mixed in a vessel A in the ratio of 5:2 and in vessel B in the ratio 8:5. In what proportion should quantities be taken out from the two vessels so as to form a new mixture in which the acid and water will be in the ratio of 9:4?

594 0

  • 1
    7:2
    Correct
    Wrong
  • 2
    7:4
    Correct
    Wrong
  • 3
    2:7
    Correct
    Wrong
  • 4
    2:3
    Correct
    Wrong
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Answer : 1. "7:2"

Q:

In a bag, there are coins of 25 p, 10 p and 5 p in the ratio of 2 : 3 : 5 respectively. If the value of all the coins is ₹5.25. then how many 5 p coins are there in the bag?

593 0

  • 1
    25
    Correct
    Wrong
  • 2
    15
    Correct
    Wrong
  • 3
    45
    Correct
    Wrong
  • 4
    35
    Correct
    Wrong
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Answer : 1. "25"

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