Question
She reads 30 pages of the book per day. After three days of reading, 5/8 of the book are left. How many pages are in this book?
Answers
L.L
240 pages
jessica
Can you show work please
L.L
sure
she reads 30 pages of the book and she reads for 3 days, so 30 x 3 = 90
5/8 of the book are left, so she read 3/8 of the book. which means 3/8 of the book = 90 pages
you can use x as the length of the book, so 3/8(x) = 90
multiply both sides by 8/3:
x = 240
so there are 240 pages in the book
she reads 30 pages of the book and she reads for 3 days, so 30 x 3 = 90
5/8 of the book are left, so she read 3/8 of the book. which means 3/8 of the book = 90 pages
you can use x as the length of the book, so 3/8(x) = 90
multiply both sides by 8/3:
x = 240
so there are 240 pages in the book