Which of the following is the smallest aperture (f-stop) opening?

a) f/1.7
b) f/2.8
c) f/4
d) f/8
e) f/16

The kurt vonnegut commencement speech, the neiman-marcus chocolate chip cookie recipe, and the get-well emails to the dying boy are examples of select one: a. social engineering b. hoax emails c. email viruses d. worms

How do we use the sumif formula (when dealing with different formats) ?

How are roger williams, james oglethorpe, and william penn similar?