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A mixture of 30 litres contains milk and...

A mixture of 30 litres contains milk and water in the ratio of `7:3`. How much water should be added to it so that the ratio of milk and water becomes `3:7`?

A

49 litres

B

40 litres

C

63 litres

D

56 litres

Text Solution

Verified by Experts

The correct Answer is:
B
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Knowledge Check

  • In a mixture of 50 litres, milk and water are in the ratio of 3:2. How much water should be added to make the ratio of the two equal?

    A
    20 litres
    B
    14 litres
    C
    10 litres
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    15 litres

  • In 729 ml mixture the ratio of milk and water is 7.2. How much quantity of water should be added in new mixture so that the ratio of milk and water becomes 7:3?

    A
    72 ml
    B
    81 ml
    C
    85 ml
    D
    90 ml

  • 450 litres of a mixture of milk and water contain the milk and water in the ratio 9 : 1. How much water should be added to get a new mixture containing milk and water in the ratio 3 : 1?

    A
    54
    B
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    D
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