(a) 5
(b) 9
(c) 7
(d) None of these
Q2. The incomes of A and B are in the ratio 3: 2 and their expenditures in the ratio 5: 3. If each saves Rs. 1000, A’s income is:
(a) Rs. 5000
(b) Rs. 6000
(c) Rs. 8000
(d) None of these
Q3. The annual incomes and expenditures of a man and his wife are in the ratios of 5: 3 and 3: 1, respectively. If they decide to save equally and find a balance of Rs. 4000 at the end of year, their incomes were:
(a) Rs. 5000, Rs. 3000
(b) Rs. 6000, Rs. 4000
(c) Rs. 3000, Rs. 2000
(d) None of these
Q4. Two alloys contain zinc and copper in the ratio of 2 : 1 and 4 : 1. In what ratio of the two alloys should be added together to get a new alloy having zinc and copper in the ratio of 3 : 1?
(a) 7: 5
(b) 5: 7
(c) 3: 5
(d) None of these
Q5. The ratio of the number of students studying in schools A, B and C is 6: 8: 7 respectively. If the number of students studying in each of the schools is increased by 20%, 15% and 20% respectively, what will be the new ratio of the number of students in Schools A, B and C?
(a) 18 : 23 : 21
(b) 12 : 18: 1
(c) 18 : 21 : 17
(d) Cannot be determined
(e) ) None of these
Q6. Amit, Sumit and Vinit Divide an amount of Rs. 2,800 amongst themselves in the ratio of 5 : 6 : 3 respectively. If an amount of Rs. 200 is added to each of their shares. What will be the new ratio of their shares of the amount?
(a) 8 : 9 : 6
(b) 6 : 7 : 4
(c) 7 : 8 : 5
(d) 4 : 5 : 2
Q7. A and B are two different alloys of gold and copper prepared by mixing metals in the proportion 7 : 2 and 7 : 11, respectively. If equal quantities of the alloys are melted to form a third alloy C, find the ratio of gold and copper in C.
(a) 5 : 7
(b) 6 : 6
(c) 7 : 5
(d) 14 : 13
Q8. Three pots have the same volume. The ratio of milk and water in first, second and third pots are 3:2, 7:3 and 11:4, respectively. If the liquid of three pots are mixed, then the ratio of milk and water in the mixture is:
(a) 61 : 29
(b) 61 : 30
(c) 5 : 4
(d) 29 : 61
Q9. Tea at Rs. 126 per kg and at Rs. 135 per kg and mixed whit a third variety in the ratio 1 : 1 : 2. If the mixture is worth Rs. 153 per kg, the price of the third variety (per kg) is:
(a) Rs. 169.50
(b) Rs. 175
(c) Rs. 175.50
(d) Rs. 185
Q10. If 378 coins consist of 1 rupee, 50 paise and 25 paise coins whose values are in the ratio of 13: 11 : 7, the number of 50-paise coins will be
(a) 132
(b) 128
(c) 136
(d) 133
Q11. A jar contains black and white marbles. If there are ten marbles in the jar, then which of the following could not be the ratio of black to white marbles?
(a) 9 : 1
(b) 7 : 3
(c) 1 : 10
(d) 1 : 4
Q12. Eight people are planning to share equally the cost of a rental car. If one person withdraws from the arrangement and the others share equally the entire cost of the car, then the share of each of remaining persons increased by:
(a) One-ninth
(b) One-eighth
(c) One-seventh
(d) Seven-eighth
Q13. In a business, A and C invested amounts in the ratio 2 : 1, whereas the ratio between amounts invested by A and B was 3 : 2. If Rs. 1,57,300 was their profit, how much amount did B receive?
(a) Rs. 72600
(b) Rs. 48400
(c) Rs. 36300
(d) Rs. 24200
Q14. Instead of dividing of Rs. 117 among P, Q, R in the ratio 1/2:1/3 ∶1/4, it was divided in the ratio 2 : 3 : 4 by mistake. Who gained in this transaction?
(a) Only P
(b) Only Q
(c) Only R
(d) Both Q and R
Q15. An employer reduces the number of his employees in the ratio 9 : 8 and increases their wages in the ratio 14 : 15. If the original wage bill was Rs. 18,900, find the ratio in which the wage bill is decreased.
(a) 20 : 21
(b) 21 : 29
(c) 20 : 19
(d) 19 : 21
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