Alligation or Mixture problems
How many liters of oil at Rs. 40 per liter should be mixed with 240 liters of the second variety of oil at Rs.60 per liter so as to get a maximum whose cost is Rs.52 per liter?

150 liters
170 liters
160 liters
140 liters

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Alligation or Mixture problems
A bucket contains a mixture of two liquids A and B in the proportion 7: 5. If 9 litres of the mixture is replaced by 9 litres of liquid B, then the ratio of the two liquid becomes 7: 9. How much of the liquid A was there in the bucket?

21 litres
23 litres
15 litres
18 litres

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP