Ratio – Aptitude MCQ Questions – 10 Posted on July 9, 2020July 9, 2020 by admin Question 1If A : B = 2 : 3, B : C = 2 : 4 and C : D = 2 : 5, then A : D is equal to - A. 1 : 5 B. 2 : 5 C. 3 : 5 D. 2 : 15 Question 2The ratio of incomes of two persons is 5 : 3 and that of their expenditures is 9 : 5. If they save Rs. 2600 and Rs.1800 respectively, their incomes are. A. Rs. 9000, Rs. 5400 B. Rs. 10000, Rs. 6000 C. Rs. 6000, Rs. 3600 D. Rs. 8000, Rs. 4800 Question 3If two number are in the ratio 2 : 3 and the ratio becomes 3 : 4 when 8 is added to both the numbers, then the sum of the two numbers is = ? A. 90 B. 50 C. 60 D. 40 Question 4In a business, the ratio of the capitals of A and B is 2 : 1, that of B and C is 4 : 3 and that of D and C is 6 : 5. Then the ratio of the capitals of A and D is - A. 9 : 20 B. 3 : 5 C. 5 : 3 D. 20 : 9 Question 5If A : B = 7 : 9 and B : C = 5 : 4, then A : B : C is - A. 7 : 45 : 36 B. 28 :36 : 35 C. 35 : 45 : 36 D. None of these Question 6If a : b = c : d = e : f = 1 : 2, then (3a + 5c + 7e) : (3b + 5d + 7f) is = ? A. 8 : 7 B. 2 : 1 C. 1 : 4 D. 1 : 2 Question 7The annual income of A and B are in the ratio 4 : 3 and the ratio of their expenditures is 3 : 2. If each of them saves Rs. 600 in the year, the annual income of A is = ? A. Rs. 4800 B. Rs. 1800 C. Rs. 1200 D. Rs. 2400 Question 8Two alloys contain tin and iron in the ratio of 1 : 2 and 2 : 3. If the two alloys are mixed in the proportion of 3 : 4 respectively (by weight), the ratio of tin and iron in the newly formed alloy is = ? A. 14 : 25 B. 10 : 21 C. 12 : 23 D. 13 : 22 Question 9Of the three numbers, the ration of the first and the second is 8 : 9 and that of the second and third is 3 : 4. If the product of the first and third number is 2400. then the second number is = ? A. 45 B. 40 C. 24 D. 10 Question 10If 3A = 5B and 4B = 6C, then A : C equal to - A. 2 : 5 B. 3 : 5 C. 4 : 5 D. 5 : 2