MIXTURE AND ALLEGATIONS
1. Find the ratio of two types of maize, one of Rs.24/kg and
the other for Rs.32/kg should be assorted together for
achieving a blend costing Rs.28/kg? A. 1:1 B. 2:6 C. 1:9 D.
3:4
2. Calculate the ratio in which two types of cement, one at
Rs. 20 per kg and Rs. 60 per kg should be mixed to get a
blend that can be traded at Rs. 35 per kg. A. 5:2 B. 5:3 C.
4:3 D. 5:9
3. 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: A. 450 B. 600 C.
560 D. 500 ANSWER: B
4. In what ratio should the water and juice should be mixed
for gaining 30% by marketing the blend at its original price.
A. 10/13 B. 1/13 C. 10/3 D. 10/1
5. A grocery store owner sells pepper at some cost price. As
pepper is very expensive, so to gain profit on the cost price
with which he purchased but he mixes it with papaya
seeds and gains a profit of 35%. Find the percentage of
papaya seeds mixed with pepper? A. 25.92% B. 25.2% C.
26.92% D. 2.92%
6. At a restaurant a waiter served a tower of beer containing
50% alcohol to a customer. After few minutes, the
customer asked the waiter to replace her drink with some
other beverage that contains 19% alcohol and now the
ratio of alcohol in the beverage was found to be 25%. Find
out the amount of alcohol in the beverage replaced? A.
25/61 B. 25/3 C. 25/31 D. 25/36
7. Find the ratio in which water must be mixed with milk
which costs Rs. 40 per liter to get a mixed liquid worth Rs.
24 per liter. A. 2:3 B. 5:6 C. 5:9 D. 8:7
8. Find the ratio in which sugary biscuits batter at Rs. 20/kg
mixed with cinnamon at the rate of Rs. 52/kg to make a
mixture that can be sold at Rs. 35.50. A. 33: 31 B. 35: 31 C.
3: 31 D. 33: 3
9. In what ratio rice at the rate of Rs. 60 per kg can be mixed
with rice at Rs. 45 per kg so that the mixture is worth Rs.
54 per kg. A. 3: 2 B. 2:9 C. 3:7 D. None of the above
10. A vessel contains 40 liters of milk. 4 liters of milk was
drawn from this container and was replaced with water.
The process was further repeated two times. What is the
left quantity of milk in the container?
A. 20 liters B. 29.16 liters C. 30liters D. None of the above
11. The price of the first type of material is Rs. 10 per kg
and the second type are Rs. 30 per kg. If both the types of
materials are mixed in the ratio of 3:4, then what will be
the price per kg of the mixed material?
A. 20 B. 21.4 C. 45 D. None of the above
12. There is one liquid A which contains 25% of water,
the liquid B contains 30% of water. A vessel is filled with 6
parts of the liquid A and 4 parts of the liquid B. Find out
the percentage of water in the mixture?
A. 33% B. 32% C. 27% D. 3%
13. Find the ratio in which the shopkeeper must mix two
varieties of grains worth Rs.30 and 75 to get a mixture of
Rs.45 per kg?
A. 2:1 B. 3:5 C. 6:8 D. 4:5
14. A shopkeeper has a stock of 1500 kg of rice in his
basement. In the off season, he sells some part of his stock
with a gain% of 10%, and in the on season he sells the rest
of his stock with a gain percentage of 16%. If the overall
gain is 14%, how many kilos were sold at 16% profit?
A. 1300 B. 1200 C. 1000 D. 1600
15. In a 1 kg mixture of zinc and copper, there is 25% of
zinc in the mixture. Find the weight of iron that should be
added so that the proportion of copper becomes 10%.
A. 7.5 B. 5 C. 6 D. 8
16.
