Irene is going to read a 216-page book.

If she reads at a rate of 18 pages per day, how many days will it take her to read 13
1
3
of the book?

4 days

Step-by-step explanation:

The complete exercise is "Irene is going to read a 216-page book. If she reads at a rate of 18 pages per day, how many days will it take her to read of the book?"

 For this problem you can calculate how many pages of the book represents.

According to the information given in the exercise, you know that total number of pages the book has is the following:

Therefore, knowing that, you need to multiply that total pages by   . So you get that:

Now, let "x" represents the number of days that will take Irene to read 72 pages.

Knowing that Irene reads the book at a rate of 18 pages per day, you can set up the following proportion:

Finally, you have to solve for "x" in order to find its value. You get that this is:

Therefore, it will take her 4 days to read   of the book.

step-by-step explanation:

i have done this all on a piece of paper but idk how to put it on here cuz it needs to be drawn

justin bieber ml.