Sadie can read 1/16 of a book in 1/2 hour. Find her unit rate. Write a math problem, show the work, write the answer in lowest terms with units.

faster, im not sure why but i know it is faster

the answer is:

the correct option is the option b.

to calculate the surface area of the right cylinder, we need to use the following formula:

from the picture we know that:

so, substituting and calculting we have:

hence, we have that the correct option is the option b.

have a nice day!