Ratio & Proportion Test for Bank Exams

Five years ago, A’s age is 3.2 times that of B’s and after 7 years, the ratio of their ages will be 20 ∶ 9. Find the sum of their present age.

The number of mainas and parrots in an aviary is in the ratio of (4x + 5) : 4x. If 25 mainas and 10 parrots are added to the aviary, then, the ratio would change to 5 : 3. How many mainas are there in the aviary at initial?

A, B and C divide Rs. 4200 among themselves in the ratio 7 : 8 : 6. If Rs. 200 is added to each of their shares. What is the new ratio in which they will receive the money?

The sum of Ajay’s and Vijay’s age is 40 years. 10 years later the ratio of their ages will be 5 : 7 respectively. What was the ratio of their ages 10 years before?

A man deposits 10% of his salary in PF. He saves 30% of remaining. The ratio of its expenses on medicine and groceries is 3 : 4 of remaining salary after saving. If his expenses on medicine was Rs. 2700. Find the monthly salary.

The total number of boys in a hostel is 18 percent more than the total number of girls in the hostel. What is the respective ratio of the total number of boys to the total number of girls in the hostel?

The present average age of four friends A, B, C and D is 40 years and 6 months. The age of A after 2 years will be half the age of D 6 years hence. The present ages of A and B are in the ratio of 4 : 5 respectively. The present ages of C and D are in the ratio of 5 : 6 respectively. Find the average of the present ages of B and C.

Presently Naman is six years younger than Anu and Anu is 10 years younger than Bittu. Six years hence the respective ratio between Bittu’s age and Naman’s age will be 3 ∶ 2. Find Anu’s present age?

The ratio of the current ages of A and B is 3 : 4, while that of C and D is 3 : 5. If the difference between the ages of A and B is ___ years, then the ratio of the ages of A and B ___ years ago is equal to the current age ratio of C and D. Which of the following options satisfies the two blanks in the question? A. 4, 6 B. 6, 9 C. 12, 18 D. 16, 20

If the ratio of number of boys and girls in a school of 1200 students is 5 : 3. How many more girls should be joined to make the ratio 1 : 1?