Using the Following Information to Complete Questions 8 - 11

Multiple Choice

Using the following information to complete questions 8 - 11.
Top-It-Off Inc. produces gold pen and pencil sets for executives' desks. Revenue and labor productivity data are given in the following table. The components cost $15.00. The wage rate is constant at $7.50 per hour.
-Given the above information, how many workers should Top-It-Off employ?

A) 10
B) 15
C) 20
D) 25
E) 30