DSSSB PRT MATHS QUIZ 27 (RATIO)

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Question 1:

A sum of money is divided among $A, B$ and $C$ in the ratio $2: 3: 7$. respectively. If the share of $B$ is Rs. 15000 , then what will be the difference in the shares of $B$ and $C$ ?

Question 2:

The ratio of the monthly incomes of $\mathrm{A}$ and $\mathrm{B}$ is $11: 13$ and the ratio of their expenditures is $9: 11$. If both of them manage to save ₹ 4,000 per month, then find the difference in their incomes (in ₹).

Question 3:

The ratio of the present ages of A and B is 6 : 5. Four years ago, this ratio was 5 : 4. What will be the ratio of the ages of A and B after ten years?

Question 4:

Twelve years ago, the ratio of the ages of A and B was 12 : 5. Twelve years from now, the ratio of their ages will be 18:11. What is the difference between their present ages in years)?

Question 5:

The ratio of the present ages of a mother and daughter is 3 : 1. Five years ago, the ratio of their ages was 5 : 1. Find the age of the mother 41 years hence.

Question 6:

Two numbers are in the ratio of 13:8 . If each number is increased by 25, then the ratio becomes 44:29 . The difference between the two numbers is:

Question 7:

The ratio of acid to water in solutions A and B is 2 : 7 and 4 : 5, respectively: these solutions are mixed in the ratio of 4 : 3. What is the ratio of acid to water in the resulting solution?

Question 8:

A solution contains acid and water in the ratio of $4: 5$. If $20 \%$ of the solution is replaced by water, then what will be the ratio of acid and water in the new solution?

Question 9:

The ratio of the ages of $A$ and $B$, four years ago, was $4: 5$. Eight years hence, the ratio of the ages of $A$ and $B$ will be $11: 13$. What is the ratio of their present ages?

Question 10:

Find the third proportional to 15 and 45 .