Mathematics
Medium
Question
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
✓ Official correct answer
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A
120 liters
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B
180 liters
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C
110 liters
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D
160 liters
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