Alligation or Mixture problems A mixture of 20 kg of spirit and water contains 10 % water. How much water must be added to this mixture to raise the percentage of water to 25 %? 8 kg 5 kg 4 kg 30 kg 8 kg 5 kg 4 kg 30 kg ANSWER DOWNLOAD EXAMIANS APP
Alligation or Mixture problems A tin a mixture of two liquids A and B in the proportion 4 : 1. If 45 litres of the mixture is replaced by 45 litres of liquid B, then the ratio of the two liquids becomes 2 : 5. How much of the liquid B was there in the tin? What quantity does the tin hold? 50 l 58 l 62 l 65 l 50 l 58 l 62 l 65 l ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the tin contain 5x litres of liquids 5 x - 45 x 4 5 5 x - 45 x 1 5 + 45 = 2 5 => 5(4x - 36) = 2(x + 36) => 20x - 180 = 2x + 72 => x = 14 litres Hence, the initial quantity of mixture = 70l Quantity of liquid B = 70 - 45 x 1 5 + 45 = 50 litres.
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? 10 ltr 40 ltr 30 ltr 20 ltr 10 ltr 40 ltr 30 ltr 20 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 grocer buys two kind of rice at Rs. 1·80 and Rs. 1·20 per kg respectively. In what proportion should these be mixed, so that by selling the mixture at Rs. 1·75 per kg, 25 % may be gained? 1 : 2 3 : 4 3 : 2 2 : 1 1 : 2 3 : 4 3 : 2 2 : 1 ANSWER DOWNLOAD EXAMIANS APP
Alligation or Mixture problems Sugar at Rs. 15 per kg is mixed with sugar at Rs. 20 per kg in the ratio 2 : 3. Find the price per kg of the mixture? Rs. 19 Rs. 17 Rs. 16 Rs. 18 Rs. 19 Rs. 17 Rs. 16 Rs. 18 ANSWER DOWNLOAD EXAMIANS APP
Alligation or Mixture problems A dishonest milkman professes to sell his milk at C. P. But he mixes it with water and thereby gains 25 %. The % of water in the mixture is ? None of these 4% 25% 20% None of these 4% 25% 20% ANSWER DOWNLOAD EXAMIANS APP
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