Dear students, Here we are providing 15 questions from Ratio And Proportion. Practice more and Fulfill all your dreams of getting a government job. Best of luck.
Q1. There are three containers of equal capacity. The ratio of Sulphuric acid to water in the first container is 3 : 2, that in the second container is 7 : 3 and in the third container it is 11 : 4. If all the liquids are mixed together, then the ratio of Sulphuric acid to water in the mixture will be?
(a) 61 : 29
(b) 61 : 28
(c) 60 : 29
(d) 59 : 29
Q2. 200 litres of a mixture contains milk and water in the ratio 17 : 3. After the addition of some more milk to it, the ratio of milk to water in the resulting mixture becomes 7 : 1. The quantity of milk added to it was?
(a) 20 litres
(b) 40 litres
(c) 60 litres
(d) 80 litres
Q3. A Can contains a mixture of two liquids A and B in the ratio 7 : 5. When 9 liters of mixture are drawn off and the can is filled with B, the ratio of A and B becomes 7 : 9. Liters of liquid A contained by the can initially was?
(a) 10
(b) 20
(c) 21
(d) 25
Q4. Two alloys are both made up of copper and tin. The ratio of copper and tin in the first alloy is 1 : 3 and in the second alloy is 2 : 5. In what ratio should the two alloys be mixed to obtain a new alloy in which the ratio of tin and copper be 8 : 3?
(a) 3 : 5
(b) 4 : 7
(c) 3 : 8
(d) 5 : 11
Q5. In two alloys A and B, the ratio of zinc to tin is 5 : 2 and 3 : 4 respectively. Seven kg of the alloy A and 21 kg of the alloy B are mixed together to form a new alloy. What will be the ratio of zinc and tin in the new alloy?
(a) 2 : 1
(b) 1 : 2
(c) 2 : 3
(d) 1 : 1
Q6. A mixture contains wine and water in the ratio 3 : 2 and another mixture contains them in the ratio 4 : 5. How many liters of the later must be mixed with 3 liters of the former so that the resulting mixture may contain equal quantities of wine and water?
(a) 5⅖ litres
(b) 5⅔ litres
(c) 4½ litres
(d) 3¾ litres
Q7. A vessel contains 20 liters of acid. 4 liters of acid is taken out of the vessel and replaced by the same quantity of water. Next 4 liters of the mixture are withdrawn, and again the vessel is filled with the same quantity of water ,ratio of acid left in the vessel with the quantity of acid initially in the vessel is?
(a) 4 : 5
(b) 4 : 25
(c) 16 : 25
(d) 1 : 5
Q8. 60 kg of an alloy A is mixed with 100 kg of alloy B. If alloy A has lead and tin in the ratio 3 : 2 and alloy B has tin and lead in the ratio 1 : 4, the amount of tin in the new alloy is?
(a) 53 kg
(b) 44 kg
(c) 80 kg
(d) 24 kg
Q9. Annual incomes of Amit and Veeri are in the ratio 3 : 2, while the ratio of their expenditure is 5 : 3. If at the end of the year each saves Rs. 1,000, the annual income of Amit is?
(a) Rs. 9,000
(b) Rs. 8,000
(c) Rs. 7,000
(d) Rs. 6,000
Q10. A and B have their monthly incomes in the ratio 8 : 5, while their monthly expenditures are in the ratio 5 : 3. If they have saved Rs. 12,000 and Rs. 10,000 monthly respectively, then the difference in their monthly incomes is?
(a) Rs. 52,000
(b) Rs. 42,000
(c) Rs. 44,000
(d) Rs. 46,000
Q11. A man divides his property so that his son’s share to his wife’s and wife’s share to his daughter’s are both as in the ratio 3 : 1. If the daughter gets Rs. 10,000 less than son, the value (in rupees) of the whole property is?
(a) Rs. 16,250
(b) Rs. 16,000
(c) Rs. 18,250
(d) Rs. 17,000
Q12. A bag contains 1 rs , 50 paise & 25 paise coins and the ratio of their value is 30 : 11 : 7 and the total no. of coins are 480. Find the number of 50p coins?
(a) 142
(b) 132
(c) 122
(d) 112
Q13. The ratio of ages of Ram & Shyam 5 years ago is 2 : 3 and the Ratio of their ages after 5 years should be 3 : 4. Find the sum of their present ages?
(a) 70
(b) 80
(c) 60
(d) 90
Q14. The ratio of the numbers of boys and girls in a school was 5 : 3. Some new boys and girls were admitted to the school, in the ratio 5 : 7. At this, the total no. of students is the school become 1200 and the ratio of boys to girls changed to 7 : 5. The number of students in the school before new admissions was?
(a) 700
(b) 720
(c) 900
(d) 960
Q15. 555 Rs. was to be divided among A, B and C in the ratio of 1/4 ∶1/5 ∶1/6. But by mistake it was divided in the ratio 4 : 5 : 6. The amount in excess received by C was?
(a) Rs. 72
(b) Rs. 75
(c) Rs. 22
(d) Rs. 52
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