MIXTURE and ALLIGATION Practice Questions: Level 01

Try and solve the following mixture and alligation problems
Q.1. In what ratio must tea worth Rs. 9 per kg be mixed with tea worth Rs. 14 per kg so that the resultant mixture costs Rs. 10 per kg?
1. 1 : 4
2. 4 : 1
3. 3 : 2
4. 2 : 5
5. None of these
Q.2. In what ratio must water be mixed with milk worth Rs. 12 per litre so as to produce a mixture worth Rs. 10 per litre?
1. 1 : 4
2. 3 : 5
3. 2 : 3
4. 2 : 5
5. 1 : 5
Q.3. In an examination out of 1000 students 70% boys and 80% girls are passed. If total pass percentage was 76%, find the number of girls.
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1. 550
2. 650
3. 625
4. 700
5. 600
Q.4. If Rs. 85 is divided among 100 students such that each boy got a rupee and each girl got 50 P, find the number of girls.
1. 50
2. 60
3. 30
4. 70
5. 40
Q.5. A manufacturer mixes two kinds of tea costing Rs 35 and Rs 40 a Kg in the ratio of 8:7. What is his profit or loss percent if he sells the mixture @ Rs 37.50 a Kg?
1. No profit or loss
2. .455% profit
3. .455% loss
4. 25/56% loss
5. None of these
Q.6. Find the ratio in which quantity of coffee of first kind of worth Rs 60.5 per kg mix to the second kind of coffee of worth Rs 35.5 per kg so that the resulting mixture is of worth Rs 40.5 per Kg
1. 49:6
2. 49:71
3. 49:24
4. 49:28
5. 1 : 4
Q.7. A grocer wants to know the mixing ratio so that on mixing a sugar at Rs 32 a kg and Rs 48 a kg, he makes a mixture worth Rs 40 a kg.
1. 1 : 1
2. 4 : 3
3. 2 : 3
4. 3 : 2
5. 5 : 7
Q8. In what ratio must milk be mixed with water worth Rs. 40 per gallon so as to produce a mixture worth Rs. 30 per gallon?
1. 7 : 5
2. 9 : 3
3. 3 : 1
4. 5 : 8
5. None of these
Q9. A shopkeeper mix mustard oil worth Rs. 90 per kg with mustard worth Rs. 60 per kg, so that the mixture costs him Rs. 75 a kg. Find the proportional ratio?
1. 7: 5
2. 1: 1
3. 5: 7
4. 5: 8
5. None of these
Q10. A wholesaler mixes two kinds of rice costing Rs 35 and Rs 55 a Kg . In what proportion must he mix the rice so that the mixture costs him Rs Rs 42 a Kg?
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1. 7: 5
2. 9: 3
3. 49:24
4. 13 : 7
5. 1 : 4