Janine read 5 books last month. This month, she read twice as many books. If each book has 10 pages, how many pages did Janine read in two months?
How many books did Janine read this month? ** Janine read 5 x 2 = <<5*2=10>>10 books this month.
How many books did Janine read in two months? ** So, she read a total of 5 + 10 = <<5+10=15>>15 books.
How many pages did Janine read in two months? ** Therefore, she read 15 x 10 = <<15*10=150>>150 pages in all.
#### 150