Answer:
the answer is 3 because 7-4= 3
Divide the pages read by the portion read:
60/ 3/4 = 60 x 4/3 = 240/3 = 80
The book has 80 pages.
attached below
Step-by-step explanation:
Mary and Duke have 3,172 stamps altogether
1,364 + 1,808 = 3,172
