Practice test

Mixture and alligation - Test Set 1

Review 20 exam-focused questions with detailed explanations, then start the interactive test when you are ready.

20 questions

Questions and explanations

  1. Question 1

    Manganese and Aluminium are mixed in the ratio 2:3 to form an alloy. The amount (in kilograms) of aluminum required to melt with 24 kg manganese....... is.
    1. 36
    2. 12
    3. 48
    4. 72
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  2. Question 2

    If a milkman mixes 4 liters of water in 9 liters of milk, then to keep the ratio of milk and water same, How much water should be added with 36 liters milk?
    1. 16 liters
    2. 12 liters
    3. 10 liters
    4. 14 liters
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  3. Question 3

    6 kg of rice priced at Rs. 48 per kg is mixed with 3 kg of rice of another variety to prepare a mixture priced at Rs. 60 per kg. Find the price per kg of other varieties of rice mixed in this mixture.
    1. Rs. 64
    2. Rs. 72
    3. Rs. 84
    4. Rs. 80
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  4. Question 4

    The metal part of a machine is made from a mixture of copper, zinc and lead in the ratio 13:6:1. If the weight of zinc in it is 90 kg, what will be the total weight?
    1. 210 kg
    2. 195 kg
    3. 300 kg
    4. 285 kg
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  5. Question 5

    If 140 g of brass is mixed with copper to make an alloy in which the ratio of brass and copper is 4:3, then how much copper is taken to prepare the alloy?
    1. 150 g
    2. 245 g
    3. 60 g
    4. 80 g
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  6. Question 6

    If 10 liters of water is added to 50 liters of liquid containing 20% spirit, what will be the percentage of spirit in the resulting mixture?
    1. 1212%
    2. 20%
    3. 1623%
    4. 3313%
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  7. Question 7

    To make idli, if a mixture of rice and urad dal contain two parts rice and one part urad dal, then what will be the percentage of rice and urad dal respectively in the mixture?
    1. 100%, 99%
    2. 6623%, 3323%
    3. 66%, 33%
    4. 6623% , 3313%
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  8. Question 8

    An alloy contained 35% silver. If the amount of mixed metal was 119 grams of silver. So what was the quantity of other elements in the mixed metal?
    1. 221 g.
    2. 204 g.
    3. 340 g.
    4. 273 g.
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  9. Question 9

    In a mixture of 90 liters, the ratio of milk to water is 4:1. In another mixture of 90 liters, the ratio of milk to water is 3:2. What is the positive difference between the quantity of milk in both the mixture?
    1. 23 liters
    2. 18 liters
    3. 16 liters
    4. 22 liters
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  10. Question 10

    The ratio of alcohol and water in a mixture is 5:4. If 9 liters of water is added to the mixture, the ratio of alcohol to water becomes 4:5. Find the amount of alcohol in the mixture.
    1. 20 liters
    2. 16 liters
    3. 24 liters
    4. 28 liters
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  11. Question 11

    The ratio of milk and water in 85 liters of a mixture is 27:7. How much more water should be added to obtain an a new mixture of milk and water in the ratio 3:1?
    1. 8 liters
    2. 15 liters
    3. 5 liters
    4. 13 liters
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  12. Question 12

    In a mixture of 100 liters the ratio of milk and water is 3:2. If this If this ratio is to be 1:2, then how much more water will have to be added;
    1. 80 liters
    2. 120 liters
    3. 100 liters
    4. 60 liters
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  13. Question 13

    In a a mixture of 49 liters, the quantity of milk and water is in the ratio 3:4. How much water (in liters) should be added to the mixture so that the ratio of milk and water becomes 3:5?
    1. 5
    2. 7
    3. 6
    4. 4
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  14. Question 14

    The ratio of milk of milk and water in a mixture of 56 liters is 3:4. If this ratio changes to 3:5, then state the quantity (in liters) of additional water to be added to the mixture.
    1. 9
    2. 7
    3. 8
    4. 6
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  15. Question 15

    From a container containing 50 liters of pure milk, 10 liters of milk is taken out and 10 liters of water is added. If this process is repeated three times, what is the final ratio between water and milk?
    1. 7:16
    2. 9:16
    3. 61:64
    4. 64:61
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  16. Question 16

    In what ratio should Sugar costing Rs. 45/kg be mixed with Sugar costing Rs. 52/kg, so that a profit of 15% is obtained by selling the mixture at Rs. 55.20/kg?
    1. 4 : 3
    2. 5 : 4
    3. 3 : 2
    4. 2 : 1
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  17. Question 17

    A trader mixes 20 kg of rice of one variety priced at Rs. 52/kg with 60kg of rice another variety priced at Rs. 36/kg. If he sells that mixed rice at the price of Rs. 44/kg, find his percentage profit.
    1. 10%
    2. 5%
    3. 6%
    4. 8%
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  18. Question 18

    A shopkeeper mixes 30kg of rice bought at Rs. 30/kg and 40kg of rice bought at Rs. 28/kg and sells the entire core of the mixture so prepared at the rate of Rs. 28/kg. Find the percentage profit or loss (rounded off to the nearest integer)
    1. Loss 6%
    2. Profit 7%
    3. Loss 3%
    4. Profit 5%
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  19. Question 19

    Pure Ghee worth Rs. 100/kg and vegetable oil worth Rs. 50/kg are mixed in a ratio and sold at the rate of Rs. 96/kg to gain 20% profit. In what ratio are Ghee and Oil mixed?
    1. 2 : 3
    2. 4 : 3
    3. 3 : 2
    4. 3 : 4
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  20. Question 20

    Two types of rice, priced at Rs. 38/kg and Rs. 42/kg, are mixed in equal quantity and sold at Rs. 45/kg. Find percentage profit.
    1. 18%
    2. 12.5%
    3. 10%
    4. 15%
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