Alligations and Mixtures Problems Practice Question and Answer
8 Q: A mixture of milk and water contains 75% milk. If 8 liters of the mixture is taken out and 7 liters of milk is added, the ratio of milk to water becomes 7 : 2. Find the volume of the initial mixture.
219 06319bc324c69013ac89cf332
6319bc324c69013ac89cf332- 162 litersfalse
- 264 literstrue
- 368 litersfalse
- 472 litersfalse
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Answer : 2. "64 liters"
Q: Wheat costing Rs. 30/kg, Rs. 35/kg and a third variety of wheat are mixed in the ratio of 3 ∶ 4 ∶ 2. If the mixture costs Rs. 34/kg, then what will be the cost (in Rs./kg) of the third variety of wheat?
215 062fb57c1047feb07925d5604
62fb57c1047feb07925d5604- 146false
- 242false
- 332false
- 438true
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Answer : 4. "38"
Q: An alloy has Iron, Silver and Bronze in the ratio 7 : 2 : 3. Another alloy has Silver and Bronze in ratio 1 : 2. In what ratio should the two mixtures be mixed so that the ratio of Iron and Silver in resultant mixture is 5 : 3?
201 062fb576bd30c675eef5a5c4d
62fb576bd30c675eef5a5c4d- 12 : 1false
- 219 : 9false
- 320 : 11true
- 421 : 10false
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Answer : 3. "20 : 11 "
Q: According to an instruction a mixture of colour and Turpentine containing half part of each is perfect for painting a wall. A painter is provided a mixture, 3 parts of which are colour and 5 parts are Turpentine. How much of the mixture drawn off and replaced with colour so that the mixture becomes perfect?
267 062fb56e309a97851b64cb2c4
62fb56e309a97851b64cb2c4- 12/3rd partfalse
- 21/5th parttrue
- 34/5th partfalse
- 41/3rd partfalse
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Answer : 2. "1/5th part"
Q: 6 kg sugar costing Rs. 10/kg is mixed with 4 kg sugar costing Rs. 15/kg. What is the average cost of the mixture per kilogram?
240 062fb558c09a97851b64caa89
62fb558c09a97851b64caa89- 1Rs. 10false
- 2Rs. 13false
- 3Rs. 12true
- 4Rs. 15false
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Answer : 3. "Rs. 12"
Q: Two equal glasses filled with mixture of milk and water in the proportions of 2 : 1 and 1 : 1 respectively are emptied into a third glass. What is the proportion of milk and water in the third glass?
219 062fb551b09a97851b64ca864
62fb551b09a97851b64ca864- 14:7false
- 27:5false
- 33:7false
- 45:7true
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Answer : 4. "5:7"
Q: In 64 liter of pure milk, 20 liter of water is mixed and then $$ {1\over 4}{th}$$ of the mixture is taken out. When x liter of water is added again then ratio of water to that of the milk becomes 1:2. Find value of x?
278 062eb865f6f92bf0da7d4ea05
62eb865f6f92bf0da7d4ea05- 110 literfalse
- 28 literfalse
- 312 literfalse
- 46 literfalse
- 59 litertrue
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Answer : 5. "9 liter"
Q: An alloy of copper and aluminum has 40% copper. Another alloy of Copper and Zinc has Copper and Zinc in the ratio 2: 7. These two alloys are mixed in ratio 5:3. Quantity of aluminum is what percent more/less than the quantity of copper in final alloy.
318 062d4f569313eb40eb86aa6fe
62d4f569313eb40eb86aa6fe- 1$$ {11 {1\over 9}{\%}}$$false
- 2$$ {11 {1\over 3}{\%}}$$false
- 312 %false
- 413 %false
- 512.5 %true
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