Ratio & Proportion (SSC) (Part-6)

Total Questions: 34

31. The ratio of the incomes of A and B is 7 : 5. A and B save Rs. 4,000 and Rs. 3,500, respectively. If the expenditure of B is half the expenditure of A, then the total income of A and B (in Rs.) will be: [SSC CHSL 05/08/2021 (Afternoon)]

Correct Answer: (c) 12,000
Solution:

32. In a proportion, the product of the first and fourth terms is 70 and that of the second and third items is 3.5y. The value of y is. [SSC CHSL 09/08/2021 (Morning)]

Correct Answer: (b) 20
Solution:

33. Seven years ago,the ratio of the ages of A and B was 4 : 5. Eight years hence, the ratio of the ages of A and B will be 9 : 10. What is the sum of their present ages in years? [SSC CPO 23/11/2020 (Morning)]

Correct Answer: (a) 41
Solution:

34. In a school, 5/12 of the number of students are girls and the rest are boys, 4/7 of the number of boys are below 14 years of age, and 2/5 of the number of girls are 14 years or above 14 years of age. If the number of students below 14 years of age is 1120, then the total number of students in the school is: [SSC CPO 25/11/2020 (Evening)]

Correct Answer: (c) 1920
Solution: