Latest TCS Aptitude Question SOLUTION: 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%?

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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%?

Asked In TCS Perumalsamy (10 years ago)

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kaushal jaiswal  (10 years ago)

the ans is : 1 : 4 : 2.
this type of question take more time to solve. so go through the option it will easily soved.

1 kg of variety A at Rs.60 is mixed with 4 kgs of variety B at Rs.75 and 2 kgs of variety C at Rs.100.
The total cost for the 7 kgs = 60 + (4 * 75) + (2 * 100) = 60 +300 + 200 = 560.
Cost per kg of the mixture = 560/7 = 80 kgs.
and also 20 % of 80 is 96 so our assumtion is true. so ratio will be 1:4:2

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