Practice Questions on Alligations or Mixtures
Aptitude Questions and Answers

Difficult Alligations Or Mixtures Question - 6

Q6.

From a cask of milk containing 30 litres, 6 litres are drawn out and the cask is filled up with water.

If the same process is repeated a second, then a third time, what will be the number of litres of milk left in the cask?

A.

5.12 litres

B.

12 litres

C.

14.38 litres

D.

15.36 litres

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Difficult Alligations Or Mixtures Question - 7

Q7.

A zookeeper counted the heads of the animals in a zoo and found it to be 80. When he counted the legs of the animals he found it to be 260.

If the zoo had either pigeons or horses, how many horses were there in the zoo?

A.

30

B.

40

C.

50

D.

60

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Difficult Alligations Or Mixtures Question - 8

Q8.

How many litres of a 12 litre mixture containing milk and water in the ratio of 2 : 3 be replaced with pure milk so that the resultant mixture contains milk and water in equal proportion?

A.

1.0 litres

B.

1.5 litres

C.

2.0 litres

D.

4.0 litres

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Difficult Alligations Or Mixtures Question - 9

Q9.

A merchant mixes three varieties of rice costing Rs.20/kg, Rs.24/kg and Rs.30/kg and sells the mixture at a profit of 20% at Rs.30 / kg.

How many kgs of the second variety will be in the mixture if 2 kgs of the third variety is there in the mixture?

A.

1 kg

B.

3 kgs

C.

5 kgs

D.

6 kgs

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Difficult Alligations Or Mixtures Question - 10

Q10.

In what ratio must a person mix three kinds of tea costing Rs.60/kg, Rs.75/kg and Rs.100 /kg so that the resultant mixture when sold at Rs.96/kg yields a profit of 20%?

A.

1 : 2 : 4

B.

3 : 7 : 6

C.

1 : 4 : 2

D.

None of these

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