B. 15%
To calculate, divide the number of action books sold (0.15) by the total number of action books (1), and then multiply by 100 to get the percentage: (0.15 / 1) * 100 = 15%.
The bookstore sold 0.15 of the action books during the first hour of the day.
What percentage of the book was sold?
A. 1.5%
B. 15%
C. 0.15%
D. 85%
1 answer