Joan, as well as my sister, (is, are) in college now.

I am certain that both Catherine and Lucy (is, are) coming to visit this weekend.

16.  What is the primary purpose of a balance sheet?  (From Chapter 6)

There (was, were) fifteen candies in that bag.

(Has, Have) the manager or the assistant manager approached you?

He or his sister (want, wants) to visit Europe next summer.

4. What is “adverse selection” in the context of health insurance?  (From Chapter 3)

He is one of the professors who (attract, attracts) a large number of students.

Neither of the students (has, have) been to Europe.

29.  What is nonproductive time?  (From Chapter 12)