Unknown permille

75 per mille of an unknown number equals 60. What is an unknown number?

Your answer:



Help us improve! If you spot a mistake, please let let us know. Thank you!







Tips for related online calculators
Our percentage calculator will help you quickly and easily solve a variety of common percentage-related problems.
Our permille calculator will help you quickly calculate various typical tasks with permilles.
Do you have a linear equation or system of equations and are looking for a solution? Or do you have a quadratic equation?

You need to know the following knowledge to solve this word math problem:

algebrabasic operations and conceptsGrade of the word problem

Related math problems and questions: