Somebody please help me with this question

Answer:
966 Pages of Paper
Step-by-step explanation:
690 ÷ 30 = 23
23 x 42 = 966
Answer:
966 pages
Step-by-step explanation:
690=number of pages for 30 books
Find the number of pages for one book
690/30=23
23 is the number of pages for one book.
Multiply the number of pages for one book by how many books you want.
23 x 42 = 966