Sean has a total of 60 books on his book shelf. Of these, 25 are mystery books, 20 are fantasy books, 10 are biography books, and 5 are science books.

for this case we have that by definition, the volume of a cylinder is given by:

where:

r: it's the radio

h: it's the height

we have as data that:

substituting:

so, the cylinder volume is

option d