Alligation or Mixture problems
From a vessel filled with alcohol 1/5 of its contents is removed and the vessel is then filled up with water. If this be done 5 times in succession, what proportion of the alcohol originally contained in the vessel will have been removed from it?

None of these
1024 2101
2101 3125
1024 3125

ANSWER DOWNLOAD EXAMIANS APP

Alligation or Mixture problems
The average monthly salary of employees, consisting of officers and workers, of an organisation is Rs. 3000. The average salary of an officer is Rs. 10,000 while that of a worker is Rs. 2000 per month. If there are total 400 employees in the organisation, find the number of officers and workers separately.

310 , 90
50 , 350
300 , 100
250 , 150

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Alligation or Mixture problems
An alloy of copper and bronze weight 50g. It contains 80% Copper. How much copper should be added to the alloy so that percentage of copper is increased to 90%?

50 gm
55 gm
60 gm
45 gm

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Alligation or Mixture problems
A container of 90 liters with two liquids A and B, 60% of liquid A and 30% of liquid B are taken out of the vessel. This leaves the container 40% empty. Find the initial quantity of both liquids.

57 litres
60 litres
50 litres
54 litres

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

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?

140 liters
150 liters
170 liters
160 liters

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP