Abhijit Guha Solutions for Chapter: Ratio and Proportion, Exercise 1: Practice Problems Level 1

If $10$ per cent of $\mathrm{A}$'s income $=15$ per cent of $\mathrm{B}$'s income $=20$ per cent of $\mathrm{C}$'s income and if sum of their income is $₹7,800$, then $\mathrm{B}$'s income is

Two numbers are in the ratio $4:5$ and their LCM is $180$. The smaller number is

A sum of money is to be divided among four persons in the ratio of $2:3:4:5$. Out of these, one person gets $₹ 200$ more than the other and $₹ 100$ less then another.

The sum of $5$ per cent of $\mathrm{x}$ and $4$ per cent of $\mathrm{y}$ is $\frac{2}{3}$$\mathrm{rd}$ of the sum of $6$ per cent of $\mathrm{x}$ and $8$ per cent of $\mathrm{y}$. The ratio of $\mathrm{x}$ to $\mathrm{y}$ is

If a sum of $₹ 53$ is divided among $\mathrm{A}, \mathrm{B}$ and $\mathrm{C}$ in such a way that $\mathrm{A}$ gets $7$ more than $\mathrm{B}$ gets and $\mathrm{B}$ gets $₹ 8$ more than $\mathrm{C}$ gets, the ratio of their shares is

A bag contains three types of coins - $1$ rupee coins, $50\mathrm{p}$ coins, and $25\mathrm{p}$ coins totalling $175$ coins. If the total value of the coins of each kind be the same, the total amount in the bag is

A bag contains $1$ rupee coins, $50\mathrm{p}$ coins and $25\mathrm{p}$ coins. The number of coins are in the ratio of $2.5:3:4$. If the total amount is $₹ 420$, the number of $50\mathrm{p}$ coins

A lady has $25\mathrm{p}$ and $50\mathrm{p}$ coins in her bag. She has a total of $120$ coins amounting to $₹ 50$. What is the ratio of the number of $25\mathrm{p}$ and $50\mathrm{p}$ coins?