Lal & Jain Solutions for Exercise 1: Exercise

The cost price of goods with a bankrupt is $Rs.25500$ and if the goods had realized in their full value, his creditors would have received $85$ paise in a rupee. But $\frac{2}{5}$ of the goods were sold at $17\%$ and the remainder at $22\%$ below their cost price. How many paise in a rupee were received by the creditors?

A carpenter undertakes to supply $2000$ tables at $Rs.17.25$ each. He estimates that if $10\%$ are defective which will be sold at $50\%$, then the profit will be $15\%$ on his whole outlay. When the tables were supplied, $70\%$ of the tables were found defective. What loss did carpenter incur?

If Ramesh gets $10\%$ more than Mohan, then Mohan gets?

Out of a total population of $5000$ people in a village the men increased by $10\%$ and woman by $15\%$. Thus, the total population becomes $5600$ in a year. Find how many men were there in the village?

The population of a town increase $10\%$ per year. If at the end of $1974$ the population was $8000$, find out the population at the end of $1977$.

In a mixed school $20\%$ of the scholars are infants under $8$, and the number of scholars above $8$ is $\frac{2}{3}$ of the number of scholars of $8$ and amounts to $48$. Find the number of scholars in the school.

A man’s working hours a day were increased $20\%$ and his wages per hour were increased by $15\%$. By how much per cent were his daily earning increased?

$3\frac{1}{2}\%$ of a man’s income is taken in tax and $12\frac{1}{2}\%$ of the remainder is saved. This leaves $Rs.4053$ to spend. What is the income?