Hello Readers , In this post we are going to share NICL & FCI Assistant Grade III Quant-Quiz Alligation or Mixture. In this quiz we have been covered all types of questions those you may face in exam.
Alligation Or Mixture Quiz:
Q1. In What ratio must water be mixed with milk costing Rs. 12 per litre to obtain a mixture worth of Rs. 8 per litre?
a. 1:2
b. 2:1
c. 2:3
d. 3:2
Q.2 A dishonest professes to sell his milk at cost price but he mixed it water and there by gains 25%. Find the percentage of water in the mixture.
a. 5%
b. 6.25%
c. 20%
d. 25%
Q3. Two vessels A and B contain milk and water in the ratio 5:2 and 8:5 respectively. Find the ratio in which these mixtures are to be mixed to get a new mixture containing milk and water in ratio 9:4
a. 5:2
b. 9:7
c. 5:3
d. 7:2
Q4. 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%?
a. 3:2
b. 3:4
c. 3:5
d. 4:5
Q5. A jar contains a mixture of two liquids A and B in the ratio 4:1. When 10 L of the mixture is taken out and 10 L of liquid B is poured into jar, the ratio becomes 2:3. How many liters of liquid A was contained in the Jar?
a. 14 L
b. 18 L
c. 20 L
d. 16 L
Q6. From a container which has 120 L of milk, 40 L of milk is taken out is replaced with water . This process is repeated twice . How much milk is in the container now?
a. 43.33 L
b. 53.33 L
c. 30 L
d. 50 L
Q7. Two solution of 90% and 97% purity are mixed with resulting in 21 L of mixture of 94% purity. How much is the quantity of the first solution in the resulting mixture?
a. 15 L
b. 12 L
c. 9L
d. 6 L
Q8. There are 65 students in a class, 39 rupees are distributed among them so that each boy get 80p and each girl gets 30p .Find the number of boys and girls in the class?
a. 41, 24
b. 39, 26
c. 40, 25
d. none of these
Q9. A trader has 50 kg of pulses, part of which he sells at 8% profit and the rest at 18% profit. He gains 14% on the whole . What is the quantity he sold at 18% profit?
a. 30 kg
b. 35 kg
c. 40 kg
d. 45 kg
Q10. A trader has 50 kg of rice, a part of which he sell at 14% profit and the rest at 6% loss. On the whole his loss is 4%. what is the quantity sold at 14% profit and that at 6% loss?
a. 5 kg, 45 kg
b. 10 kg, 40 kg
c. 8 kg, 32 kg
d. 12 kg, 48 kg.
Keys and hints:-
1. (a) use rule of alligation. let the C.P Of 1 L water rs.0 .
2. (c) Let C.P of 1 L milk be Rs. 1
then the S.P of mixture Rs.1 , Gain= 25%
C.P of liter of mixture = Rs. ( 100/125 x 1) = Rs. 4/5. Now apply alligation rule.
3. (d)
4. (a)
5. (d)
6. (b)
7. (c)
8. (b) 80- 60/ 60- 30= 3/2 or 3:2 then No. of boys= 3/5 x 65 = 39
9. (a)
10. (a) 14- (-4)/ -4- (-6)= 18/2 or 1:9
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