Embibe Experts Solutions for Chapter: Percentages, Exercise 1: Exercise

If $15\%$ of $40$ is greater than $25\%$ of a number by $4$ , then the number is -

In a library $60\%$ of the books are in Hindi, $60\%$ of the remaining are in English and the rest of the books are in Urdu. If there are $3600$ books in English, then the total number of books in Urdu is ?

In a test, there are a total of $n$ questions. Bhanu answers $20$ out of $25$ question correctly in the first section. In the second section, he answers $60\%$ of the questions correctly and thus his total score is $66.66\%$ in the test. Given that all the questions carry equal marks, without any negative marking, the total number of question in the test is:

On the April $1 2005$, my salary increased from $₹10,000 -₹16,000.$ Simultaneously the rate of income tax decreased by $37.5\%$. So the amount of income tax paid by me remains constant what is the value of income tax paid by me ?

$45\%$ of a number is $1741.5$. What will be$62.5\%$ of that number?

$40\%$ of a number is $200$. What is its $48\%$?

If $60\%$ of $\mathrm{K}$ is $30$ less than $75\%$ of $\mathrm{K}$, then what is the value of $\mathrm{K}$?

In an examination $70\%$ students passed in English, $65\%$ passed in Maths, $27\%$ failed in both the subjects, and $248$ students passed in both the subject. Find the total number of students.