Answer:
3 1/2 pages
Explanation:
You have read 1/3 of the 10 1/2 - page assignment. How many pages was that? To answer this question, first convert 10 1/2 to the improper fraction 21/2. Then multiply this 21/2 by 1/3, obtaining 7/2, or 3 1/2 pages.
You read 3 1/2 pages.