Ondra book pages

Andrew was reading a book. On the first day, he read one-tenth. On the second day, he read half of the remainder. On the third day, he read 20% of the new remainder, and on the fourth day, he read the remaining 72 pages. How many pages did the book have?

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.
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: