Alligation or Mixture problems A milkman buys milk at Rs 25 per litre and adds 1/4 of water to it and sells the mixture at Rs 26 per litre. His gain (in %) is? 20 15 30 25 20 15 30 25 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let initial quantity be Q, and final quantity be F F = Q(1 - 8/Q) 4 => Q = 20
Alligation or Mixture problems A petrol pump owner mixed leaded and unleaded petrol in such a way that the mixture contains 10 % unleaded petrol. What quantity of leaded petrol should be added to 1 liter mixtures, so that the percentage of unleaded petrol becomes 5 %? 1800 ml 1900 ml 900 ml 1000 ml 1800 ml 1900 ml 900 ml 1000 ml ANSWER DOWNLOAD EXAMIANS APP
Alligation or Mixture problems In a mixture of 240 lt. water is 20% and rest is Milk. What quantity of mixture should be taken out and replaced with water so that water becomes 40%? 50 lit 45 lit 55 lit 60 lit 50 lit 45 lit 55 lit 60 lit ANSWER DOWNLOAD EXAMIANS APP
Alligation or Mixture problems In two types of brass, the ratios of Copper to Zinc are 8:3 and 15:7 respectively. If the two types of brass be melted and mixed in the ratio 5:2 a new type of brass is obtained. The ratio of Copper to Zinc in this new type of brass is 2:3 3:4 5:2 3:2 2:3 3:4 5:2 3:2 ANSWER DOWNLOAD EXAMIANS APP
Alligation or Mixture problems 8 litres are drawn from a flask containing milk and then filledwith water. The operation is performed 3 more times. Theratio of the quantity of milk left and total solution is 81/625.How much milk the flask initially holds? 40 ltr 20 ltr 10 ltr 30 ltr 40 ltr 20 ltr 10 ltr 30 ltr ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let initial quantity be Q, and final quantity be F F = Q(1 - 8/Q) 4 => Q = 20
Alligation or Mixture problems A mixture contains 25% milk and rest water. What percent of this mixture must taken out and replaced with milk so that in mixture milk and water may become equal. 31% 33.33% 29.85% 31.8% 31% 33.33% 29.85% 31.8% ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Now, take percentage of milk and applying mixture rule 25 100 50 50 25 = 2 : 1 Hence required answer = 1/3 or 33.33%