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.Management Sciences
Category: Mixtures and Allegations
In what ratio must water be mixed with milk to gain 16 2/3 % by selling the mixture at cost price?
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A. 1:6
B. 2:3
C. 4:3
D. 6:1
Two vessels P and Q contain 62.5% and 87.5% of alcohol respectively. If 2 litres from vessel P is mixed with 4 litres from vessel Q, the ratio of alcohol and water in the resulting mixture is_______?
A. 16 : 5
B. 14 : 5
C. 16 : 7
D. 19 : 5
E. None of these
A vessel contains 20 liters of a mixture of milk and water in the ratio 3:2. 10 liters of the mixture are removed and replaced with an equal quantity of pure milk. If the process is repeated once more, find the ratio of milk and water in the final mixture obtained?
A. 9:1
B. 4:7
C. 7:1
D. 2:5
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Find the ratio in which rice at Rs. 7.20 a kg be mixed with rice at Rs. 5.70 a kg to produce a mixture worth Rs. 6.30 a kg.
A. 1 : 3
B. 2 : 3
C. 3 : 4
D. 4 : 5
In what proportion must water be added to spirit to gain 20% by selling it at the cost price?
A. 2:5
B. 1:5
C. 3:5
D. 4:5
How many liters of oil at Rs.40 per liter should be mixed with 240 liters of a second variety of oil at Rs.60 per liter so as to get a mixture whose cost is Rs.52 per liter?
A. 120 liters
B. 180 liters
C. 110 liters
D. 160 liters
Two varieties of wheat – A and B costing Rs. 9 per kg and Rs. 15 per kg were mixed in the ratio 3 : 7. If 5 kg of the mixture is sold at 25% profit, find the profit made?
A. Rs. 13.50
B. Rs. 14.50
C. Rs. 15.50
D. Rs. 16.50
E. None of these
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