How many liters of oil at ₹ 40 per litre should be mixed with 240 liters of a second variety of oil at ₹ 60 per litre so as to get a mixture whose cost is ₹ 52 per litre?
A. 120 liters
B. 180 liters
C. 110 liters
D. 160 liters
Answer:D
How many liters of oil at ₹ 40 per litre should be mixed with 240 liters of a second variety of oil at ₹ 60 per litre so as to get a mixture whose cost is ₹ 52 per litre?
A. 120 liters B. 180 liters C. 110 liters D. 160 liters