Upload
moses-christopher
View
230
Download
0
Tags:
Embed Size (px)
DESCRIPTION
Problems on alligation and Mixture
Citation preview
Alligation And Mixture
Examples
Q. In what proportion must sugar at Rs 40 per kg be mixed with sugar at Rs 60 per kg so that the mixture be Rs 55 per kg?
1:31:41:5None
Rule 2:Removal and Replacement
If a vessel contains x liters of liquid A and if y liters be withdrawn and replaced by liquid B, then if y liters of the mixture be withdrawn and replaced by liquid B, and the operation is repeated n times in all, then :
Example on Rule 2:
Q. A container is containing 80 liter of wine. 8 liter of wine was taken out from this container and replaced by water. This process was further repeated two times. How much wine is there in the container now?
58.32 ltr57.89 ltr54.66 ltrNone
Example on Rule 3:
Q. 125 liter of mixture of milk and water contains 25% of water. How much water must be added to it to make water 30% in the new mixture?
8.92 ltr6.76 ltr7.89 ltr5.67 ltr
Examples:Q1. A vessel is filled with liquid, 3 parts of which are water and 5 parts syrup. How much of the mixture must be drawn off and replaced with water so that the mixture may be half water and half syrup?
1/51/61/8None
Q2. In what ratio must a grocer mix two varieties of pulses costing Rs. 15 and Rs. 20 per kg respectively so as to get a mixture worth Rs. 16.50 kg?
7:34:56:4None
Q3. A dishonest milkman professes to sell his milk at cost price but he mixes it with water and thereby gains 25%. The percentage of water in the mixture is:
20%10%11%None
Q4. How many kilogram of sugar costing Rs. 9 per kg must be mixed with 27 kg of sugar costing Rs. 7 per kg so that there may be a gain of 10% by selling the mixture at Rs. 9.24 per kg?
63 KG66 KG67 KGNone
Q5. A merchant has 1000 kg of sugar, part of which he sells at 8% profit and the rest at 18% profit. He gains 14% on the whole. The quantity sold at 18% profit is:600 Kg700 Kg750 KgNone
Q6. In what ratio must a grocer mix two varieties of tea worth Rs. 60 a kg and Rs. 65 a kg so that by selling the mixture at Rs. 68.20 a kg he may gain 10%?
3:23:53:6None
Q.7 A 80 liter vessel is full of wine. 10 liter of the mixture is taken out and water is poured into the vessel until it is full. This process is done for three times. What is the quantity of the water in the mixture?
26.128.230.9None
Q.8 1 Part of mixture A is mixed with 3 parts of mixture B to get a resultant of mixture of water and milk in the ratio 11:19. If the ratio of water and milk in mixture A is 2:5, what is the ratio in mixture B.
4:155:163:18None
Q.9 80% of the mixture in vessel A is milk. If the vessel contains 150 liters of water and milk, what quantity of water should be added to make the ratio of water and milk n the ratio 1:2.
304538None
Q.108 litres are drawn from a cask full of wine and is then filled with water. This operation is performed three more times. The ratio of the quantity of wine now left in cask to that of water is 16 : 65. How much wine did the cask hold originally?
A.18 litresB.24 litresC.32 litresD.42 litres
Q.11 Rice A of Rs40 per kg is mixed with rice B of Rs10 per kg to give rice C of Rs20 per kg. If 50kg of rice A is taken, what is the quantity of rice C
150160170None