Alligations and Mixtures Problems Practice Question and Answer
8 Q: Ankit has three varieties of rice costing 18 Rs/kg,25 Rs/kg and 36 Rs/kg, In what possible ratio he should mix these three varieties so that on selling whole mixture at 23.10 Rs/kg he may get a profit of 10%?
2155 05ebbd58a8dce175b2cbaea71
5ebbd58a8dce175b2cbaea71- 15 : 4 : 2false
- 29 : 3 : 1true
- 33 : 2 : 1false
- 47 : 4 : 3false
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Answer : 2. "9 : 3 : 1"
Q: In what proportion must a grocer mix sugar at Rs. 12 a kg and Rs. 7 a kg Sugar as to make a mixture worth Rs 8. a kg?
1379 05d71ef32e70d464ce7164e7b
5d71ef32e70d464ce7164e7b- 17:12false
- 21:4true
- 32:3false
- 412:7false
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Answer : 2. "1:4"
Q: An alloy contains zinc, copper and tin in the ratio 2:3:1 and an other contains copper, tin and lead in the ratio 5:4:3. If equal weights of both alloys are melted together to form a third alloy, then the weight of lead per kg in the new alloy will be.
2229 05d71ec041a67ca48146828b7
5d71ec041a67ca48146828b7- 1½ kgfalse
- 21/8 kgtrue
- 33/14 kgfalse
- 47/9 kgfalse
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Answer : 2. "1/8 kg"
Q: Alcohol and water in two vessels A and B are in the ratio 5:3 and 5:4 respectively. In what ratio, the liquid of in both the vessels be mixed to obtain a new mixture in vessel C in the ratio 7:5?
1664 05d71ed5b24421948066452dc
5d71ed5b24421948066452dc- 12:3true
- 23:2false
- 33:5false
- 42:5false
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Answer : 1. "2:3"
Q: A mixture of 40 liters of milk and water contains 30% water. How much milk should be added to this mixture so that the new mixture contains 80% milk?
1287 15e96ed8ce21aa617f1dd7270
5e96ed8ce21aa617f1dd7270- 120true
- 210false
- 315false
- 435false
- 525false
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Answer : 1. "20 "
Q: A jar was full with honey. A person used to draw out 20% of the honey from the jar and replaced it with sugar solution. He has repeated the same process 4 times and thus there was only 512 gm of honey left in the jar, the rest part of the jar was filled with the sugar solution. The initial amount of honey in the jar was: 30823 25b5cc7d7e4d2b41977751515
5b5cc7d7e4d2b41977751515- 11.25 kgtrue
- 21 kgfalse
- 31.5 kgfalse
- 4None of thesefalse
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Answer : 1. "1.25 kg"
Explanation :
Answer: A) 1.25 kg Explanation: Let the initial amount of honey in the jar was k, then 512 = k1 - 154 or 512 = k454 => k = 512 × 625256 => k = 1250 Hence initially the honey in the jar = 1.25 kg
Q: In one glass, milk and water are mixed in the ratio 3:5 and in another glass they are mixed in the ratio 6:1.In what ratio should the content of the two glasses be mixed together so that new mixture contains milk and water in the ratio 1:1?
1773 05d71ec7ae70d464ce7164acd
5d71ec7ae70d464ce7164acd- 120:7true
- 28:3false
- 327:4false
- 425:9false
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Answer : 1. "20:7"
Q: In a mixture of milk and water milk is found to be 28%. When 16 litre water is added in the mixture new percentage of milk in mixture becomes 20%. Find the initial quantity of mixture.
1058 05ebbd02e8dce175b2cbae5b3
5ebbd02e8dce175b2cbae5b3- 142 litrefalse
- 248 litrefalse
- 336 litrefalse
- 440 litretrue
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