Mixtures & Alligations - Question A Day - CAT 2008
July 03, 2002 � A 20 li class="text"tre mixture of milk and water
contains milk and water in the ratio 3 : 2. 10 li class="text"tres of the mixture is removed
and replaced with pure milk and the operation is repeated once more. At the end
of the two removal and replacement, what is the ratio of milk and water in the
resultant mixture?
Solution �
July 04, 2002 � 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%?
Solution �
August 19, 2002 � 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?
Solution �
September 06, 2002 � How many li class="text"tres of water should be added to a 30
li class="text"tre 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?
Solution �
October 11, 2002 � How many kgs of Basmati rice costing Rs.42/kg should
a shopkeeper mix with 25 kgs of ordinary rice costing Rs.24 per kg so that he
makes a profit of 25% on selli class="text"ng the mixture at Rs.40/kg?
Solution �
June 16, 2003 � How many li class="text"tres of a 12 li class="text"tre 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?
Solution �
July 7, 2003 � A sample of x li class="text"tres from a container having a 60 li class="text"tre
mixture of milk and water containing milk and water in the ratio of 2 : 3 is
replaced with pure milk so that the container will have milk and water in equal
proportions. What is the value of x?
Solution �
August 06, 2003 � 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?Solution
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November 14, 2003 � From a cask of milk containing 30 li class="text"tres, 6 li class="text"tres
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 li class="text"tres of milk
left in the cask?Solution
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