28 books
there are 12 months in every Gregorian year.
Six
120 months. 12 for every year.
At least 200,000 books are published every year. Including novels, picture books, reference books and many other book genres.
About 3.
Every season lasts for 3 months
3 months
These books are available from many online sites such as Mike Zarnock, Amazon, and Barnes & Noble.
A lot
Change oil every three months
There are 12 months in every year in the Gregorian calendar.
A student read half as many books during month B as she read during month A, and three times as many books during month C as she read during month B. If she read six books during month C, how many books did she read during month A?