Most Important Questions of Ratio and Proportion for SBI PO

As we all know SBI PO is here and we are ready with the 80 days plan in which we provide you daily quizzes on new pattern questions with different topics that will help you to go through this exam.
So, here we are with the Most important questions of  Ratio and Proportion.


 Q1. A certain sum of money was divided among A, B and C in a certain way. C got half as much as A and B together got. A got one third of what B and C together got. What is the ratio of A’s share to that of C’ s share?
(a) 1 : 4
(b) 3 : 4
(c) 4 : 1
(d) 3 : 5
(e) None of these

Q2. The wages of laborers in a factory increased in the ratio 22 : 25 and there was a reduction in their number in the ratio 15 : 11. Find the original wage bill if the present bill is Rs 5000.
(a) Rs 2500
(b) Rs 3000
(c) Rs 5000
(d) Rs 6000
(e) None of these

Q3. Rs 1220 is divided, among A, B, C and D such that B’s share is 5/9 th of A’s; C’s share is 7/10 th of B’s and D has 1/3rd as much as B and C together. Find A’s share
(a) Rs 540
(b) Rs 802
(c) Rs 100
(d) Rs 650
(e) None of these

Q4. A, B and C are partners. A receives 9/10 of the profit and B and C share the remaining profit equally. A’s income is increased by Rs 270 when the profit rises from 12 to 15%. Find the capital invested by B and C each
(a) Rs 5000
(b) Rs 1000
(c) Rs 500
(d) Rs 1500
(e) None of these

Q5. Three friends A, B and C started a business by investing a sum of money in the ratio of 5 : 7 : 6. After 6 months C withdraws half of his capital. If the sum invested by ‘A’ is Rs 40,000, out of a total annual profit of Rs 33,000, C’s share will be
(a) Rs 9,000
(b) Rs 12,000
(c) Rs 11,000
(d) Rs 10,000
(e) None of these

Q6. Incomes of two companies A and B are in the ratio of 5 : 8. Had the income of company A been more by Rs 25 lakh, the ratio of their incomes would have been 5 : 4. What is the income of company B?
(a) Rs 80 lakh
(b) Rs 50 lakh
(c) Rs 40 lakh
(d) Rs 60 lakh
(e) None of these

Q7. In 1 kg mixture of sand and iron, 20% is iron. How much sand should be added so that the proportion of iron becomes 10%?
(a) 1 kg
(b) 200 gms
(c) 800 gms
(d) 1.8 kg
(e) None of these

Q8. When 30 percent of a number is added to another number the second number increases to its 140 per cent. What is the ratio between the first and the second number?
(a) 3 : 4
(b) 4 : 3
(c) 3 : 2
(d) 4 : 5
(e) None of these

Q9. In Ram nagar Colony, the ratio of school going children to non-school going children is 5 : 4. If in the next year, the number of non-school going children is increased by 20%, making it 35,400 what is the new ratio of school going children to non-school going children?
(a) 4 : 5
(b) 3 : 2
(c) 25 : 24
(d) 6 : 7
(e) None of these

Q10. Rs 1104 is divided between 3 men, 4 women and 6 boys, so that the share of man, a women and a boy are in the proportion of 3 : 2 : 1. How much does each boy get?
(a) Rs 48
(b) Rs 64
(c) Rs 96 
(d) Cannot be determined
(e) None of these

Q11. A, B and C started a business. A invests 1/2 capital for 1/4 time, B invests =1/8 capital for 1/2 time and C invests the remaining capital for whole time. Find the share of B in the total profit Rs 9900.
(a) Rs 2200
(b) Rs 1100
(c) Rs 6600
(d) Rs 4400
(e) None of these

Q12. Two jars having a capacity of 3 and 5 litres respectively are filled with mixtures of milk and water. In the smaller jar 25% of the mixture is milk and in the larger 25% of the mixture is water. The jars are emptied into a 10 litre cask whose remaining capacity is filled up with water. Find the percentage of milk in the cask.
(a) 55%
(b) 50%
(c) 45%
(d) 25%
(e) None of these

Q13. Two metals X and Y are to be used for making two different alloys. If the ratio by weight of X : Y in the first alloy is 6 : 5 and that in the second is 7 : 13, how many kg of X metal must be melted along with 11 kg of the first alloy and 20 kg of the second so as to produce a new alloy containing 40% of metal Y?
(a) 11
(b) 12
(c) 13
(d) 14
(e) None of these

Q14. Two equal glasses are respectively 2/3 and 1/4 full of milk. They are then filled up with water and the contents are mixed in a tumbler. The ratio of milk and water in the tumbler is
(a) 5 : 6
(b) 11 : 13
(c) 13 : 11
(d) Cannot be determined
(e) None of these

Q15. The ratio of the present ages of a son and his father is 1 : 5 and that of his mother and father is 4 : 5. After 2 years the ratio of the age of the son to that of his mother becomes 3 : 10. What is the present age of the father?
(a) 30 years
(b) 28 years
(c) 37 years
(d) 35 years
(e) None of these



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