选择题
2014 AMC 8 Problem 3: Reading Pages
Isabella had a week to read a book for a school assignment. She read an average of 36 pages per day for the first three days and an average of 44 pages per day for the next three days. She then finished the book by reading 10 pages on the last day. How many pages were in the book?
2014 AMC 8 第3题：阅读页面
伊莎贝拉有一周的时间阅读学校作业的一本书。前三天她平均每天阅读36页，接下来的三天平均每天阅读44页。然后她在最后一天读了 10 页，完成了这本书。这本书有多少页
A.
240
B.
250
C.
260
D.
270
E.
280